{"product_id":"fiio-k7-balanced-desktop-dac-and-amplifier","title":"FiiO K7 DAC e amplificador de mesa balanceado","description":"\u003ch2\u003eK7 Um novo padrão para som de desktop equilibrado\u003c\/h2\u003e\n\u003cp\u003eAmplificador de fone de ouvido verdadeiramente balanceado | Tecnologia de amplificador THX AAA 788+ | DACs duplos AK4493S \u003cbr\u003eVários sistemas de proteção inteligentes | Fonte de alimentação com vários LDOs independentes \u003cbr\u003eFonte de alimentação de chaveamento de baixo ruído de 12V\/24W incluída | Indicadores de status RGB \u003cbr\u003e3 modos de saída | Dois níveis de ganho de hardware | Numerosas saídas e entradas\u003c\/p\u003e\n\u003ch3\u003eDecodificação e amplificação verdadeiramente balanceadas\u003c\/h3\u003e\n\u003cp\u003eO K7 possui um circuito de áudio de seis estágios com seções analógicas e digitais verdadeiramente balanceadas – o que ajuda a reduzir o crosstalk e reproduzir a música em grande medida, permitindo que você desfrute melhor da pureza de sua música.\u003c\/p\u003e\n\u003ch3\u003eAmplificação balanceada de alta qualidade democratizada \u003cbr\u003eNão poderia soar melhor\u003c\/h3\u003e\n\u003cp\u003eUsando os mesmos amplificadores THX AAA 788+ do K9 Pro, o K7 é capaz de produzir 560mW em uma carga de 300Ω com 1% de distorção, e 2000mW em uma carga de 32Ω com 1% de distorção. Isso garante que fones de ouvido de baixa e alta impedância sejam alimentados com desenvoltura, e o mais importante, permite que você experimente uma musicalidade que certamente tocará seu coração.\u003c\/p\u003e\n\u003ch3\u003eDupla AK4493SEQ Som rico e delicado\u003c\/h3\u003e\n\u003cp\u003eOs canais esquerdo e direito são equipados com um AK4493SEQ de alto desempenho eficiente. Com o timbre agradável deste DAC, seu som rico e delicado permitirá que você redescubra sua música novamente.\u003c\/p\u003e\n\u003ch3\u003eCapacidades de decodificação robustas \u003cbr\u003eFaça uma viagem pelo mundo da música\u003c\/h3\u003e\n\u003cp\u003eO chip decodificador XMOS XUF208 usa gerenciamento de clock duplo para lidar com vários formatos de música com facilidade, permitindo que você ouça facilmente muitos formatos de áudio.\u003c\/p\u003e\n\u003ch3\u003eLuzes indicadoras RGB Para uma entrada colorida\u003c\/h3\u003e\n\u003cp\u003eAs luzes indicadoras RGB são capazes de exibir cores únicas, bem como cores mistas, com um efeito de fluxo de luz único durante o ligar\/desligar ou a troca de entrada. Efeitos de luz deslumbrantes e vívidos dão à sua mesa um toque de tempero tão necessário.\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"center\" alt=\"RGB indicator lights\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/6763048copy.jpg?v=1682368081\"\u003e\u003c\/p\u003e\n\u003ch3\u003eVários sistemas de proteção inteligentes Audição sem preocupações\u003c\/h3\u003e\n\u003cp\u003eSistemas de proteção contra superaquecimento, sobrecarga e corrente contínua garantem que o K7 opere sempre no seu melhor, para que você possa sempre desfrutar de uma excelente experiência de audição em vários cenários.\u003c\/p\u003e\n\u003ch3\u003eConsistente por dentro e por fora Para uma audição pura e limpa\u003c\/h3\u003e\n\u003cp\u003eO K7 apresenta um design de energia que consiste em vários estágios independentes, com a voltagem de cada estágio sendo regulada por LDOs de baixo ruído. Alimentando este design de energia está uma fonte de alimentação externa de 12V. Em suma, o design de energia do K7 é projetado para fornecer energia abundante e limpa para uma experiência de audição extraordinária.\u003c\/p\u003e\n\u003ch3\u003eInúmeras possibilidades emocionantes Ao seu alcance\u003c\/h3\u003e\n\u003ch4\u003eVariedade de entradas e saídas Tudo em um só lugar\u003c\/h4\u003e\n\u003cp\u003eO K7 contém entradas USB, ópticas, coaxiais e RCA. As saídas são de 6,35 mm single-ended e 4,4 mm balanceadas para uma audição agradável, independentemente dos fones de ouvido.\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"center\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/6775382copy.jpg?v=1682368452\" alt=\"Inputs and Outputs\"\u003e\u003c\/p\u003e\n\u003ch4\u003eComutação de entrada Com apenas um clique\u003c\/h4\u003e\n\u003cp\u003eUma tecla controla a comutação entre as 4 entradas diferentes, com um efeito de luz fluida para indicar quando a entrada foi trocada e está pronta.\u003c\/p\u003e\n\u003ch4\u003e3 saídas diferentes Com apenas um toque\u003c\/h4\u003e\n\u003cp\u003eUm toque de uma tecla prática permite alternar entre 3 modos de saída (para uso com fones de ouvido, com alto-falantes ou como DAC).\u003c\/p\u003e\n\u003ch3\u003eDois níveis de ganho Encontre um volume confortável\u003c\/h3\u003e\n\u003cp\u003eOs níveis de ganho de hardware alto e baixo permitem que você ajuste facilmente o K7 para lidar com fones de ouvido de várias impedâncias e sensibilidades para uma experiência de audição rica e consistente.\u003c\/p\u003e\n\u003ch3\u003eConstrução de qualidade Para um ar elegante\u003c\/h3\u003e\n\u003cp\u003eO K7 possui uma construção totalmente em liga de alumínio, cuidadosamente acabada com CNC e outros processos. Sua elegante cor preta é perfeitamente complementada pelos detalhes dourados dos emblemas THX e Hi-Res Audio, cobertos com um toque de cor das luzes RGB para uma aparência totalmente luxuosa.\u003c\/p\u003e\n\u003ch3\u003eVolume precisamente ajustado Para uma experiência verdadeiramente emocionante\u003c\/h3\u003e\n\u003cp\u003eGraças à reconstrução da curva ADC, experimente 112 passos suaves de volume ajustável, livre de desequilíbrios de canal e ruído – garantindo que cada nota seja reproduzida fielmente.\u003c\/p\u003e\n\u003ch3\u003eLeve e completo Simples e elegante\u003c\/h3\u003e\n\u003cp\u003eO K7 apresenta um design compacto que mede apenas 55 mm de espessura e com uma área de menos de 1\/3 de uma folha de papel tamanho A4 – permitindo que ele se encaixe perfeitamente em mesas modernas.\u003c\/p\u003e\n\u003ch3\u003eUm curinga Capaz em qualquer cenário\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConectando a smartphones via cabo USB-B para Tipo-C\u003c\/li\u003e\n\u003cli\u003eConectando a DACs de desktop\u003c\/li\u003e\n\u003cli\u003eConectando a desktops ou laptops via USB\u003c\/li\u003e\n\u003cli\u003eConectando a smartphones via cabo USB-B para Tipo-C\u003c\/li\u003e\n\u003cli\u003eConectando a DACs de desktop\u003c\/li\u003e\n\u003cli\u003eConectando a amplificadores externos ou alto-falantes ativos\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAcessórios Abundantes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCabo de alimentação x1\u003c\/li\u003e\n\u003cli\u003eAdaptador de energia x1\u003c\/li\u003e\n\u003cli\u003eCabo USB x1\u003c\/li\u003e\n\u003cli\u003eGuia de início rápido x1\u003c\/li\u003e\n\u003cli\u003eCartão de garantia x1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEspecificações Básicas\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDAC: AK4493SEQ*2\u003c\/li\u003e\n\u003cli\u003eDecodificador: XMOS XUF 208\u003c\/li\u003e\n\u003cli\u003eAmplificador: Duplo THX AAA 788+\u003c\/li\u003e\n\u003cli\u003eSaídas: 6,35mm\/4,4mm\u003c\/li\u003e\n\u003cli\u003eEntradas: USB\/OPT\/COAX\/RCA\u003c\/li\u003e\n\u003cli\u003ePotência de saída 1: ≥2000mW (32Ω, balanceado\/THD+N＜1%)\u003c\/li\u003e\n\u003cli\u003ePotência de saída 2: ≥1220mW (32Ω, single-ended\/THD+N＜1%)\u003c\/li\u003e\n\u003cli\u003eRelação sinal-ruído: ≥120dB (ponderado A, UAC)\u003c\/li\u003e\n\u003cli\u003ePiso de ruído: PO＜4,4μV (ponderado A, UAC); BAL＜7,7μV (ponderado A, UAC)\u003c\/li\u003e\n\u003cli\u003eImpedância de saída: ＜1Ω (carga de 32Ω)\u003c\/li\u003e\n\u003cli\u003ePeso: Cerca de 610g\u003c\/li\u003e\n\u003cli\u003eDimensões: Cerca de 120mm×168mm×55mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003e\u003cspan\u003e\u003cstrong\u003eEspecificações gerais\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eNome \/ Modelo No.\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eK7\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSolução de hardware\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDAC: AK4493S*2 , USB: XMOS XUF208 , Volume IC：NJU72315 * 2, AMP：THX AAA 788+ * 2\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePreto\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eScroll de volume\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePotenciômetro+Amostragem ADC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePeso\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≈610g\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFiiO Control\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNão suportado\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGanho\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eL\/H\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAtualização de firmware\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eXMOS pode ser atualizado via USB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTaxa de amostragem máxima suportada\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003ePCM 384kHz-32bit\/DSD256（USB DAC）\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePCM 192kHz-24bit（COAX）\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePCM 96KHz-24bit（OPT）\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIndicação da taxa de amostragem\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAzul：44.1KHz\/48KHz\u003cbr\u003eAmarelo：88.2\/96\/176.4\/192\/352.8\/384KHz\u003cbr\u003eVerde：DSD64\/128\/256\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eImpedância de fone de ouvido recomendada\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16~300Ω\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003e\u003cspan\u003e\u003cstrong\u003eBotões e interfaces\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBotões\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ebotão de entrada*1+interruptor de ganho*1+interruptor de saída*1\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSB\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSB B（dados）\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eLINE IN\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSoquetes RCA\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLINE OUT\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSoquetes RCA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOPT IN\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTOSLINK\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCOAX IN\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSoquetes RCA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBAL PO\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePorta padrão de 4,4mm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSE PO\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePorta padrão de 6,35 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003e\u003cspan\u003e\u003cstrong\u003eParâmetros de energia\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFonte de energia\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDC 12V\/2A\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCapacidade da bateria\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\/\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003e\u003cspan\u003e\u003cstrong\u003eParâmetros de áudio\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003e\u003cspan\u003eParâmetros de desempenho da saída de linha\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"4\"\u003e\u003cspan\u003eResposta de frequência\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e20Hz~20KHz：±＜0.4dB（UAC)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCrosstalk\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥102dB (1kHz\/10kΩ)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e20Hz~20kHz：±＜0.8dB(SPDIF IN)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePiso de ruído\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e＜3μV（dbA）\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e20Hz~50KHz：±＜2.2dB（UAC)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"2\"\u003e\u003cspan\u003eSNR\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"2\"\u003e\u003cspan\u003e≥116dB (dbA，UAC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e20Hz~50kHz：±＜1.7dB(SPDIF IN)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTHD+N\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e＜0.0005%(1kHz\/10kΩ\/dbA)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNível de saída\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥2Vrms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003e\u003cspan\u003eParâmetros de desempenho da saída de fone de ouvido (6,35mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"1\" rowspan=\"2\"\u003e\u003cspan\u003ePotência de saída1\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd colspan=\"1\" rowspan=\"2\"\u003e\u003cspan\u003eL+R≥1220mW+1220mW（32Ω \/THD+N＜1%)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eImpedância de saída\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e＜1Ω（32Ω）\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCrosstalk\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥77dB (1 kHz\/32Ω)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePotência de saída2\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eL+R≥140mW+140mW（300Ω \/ THD+N＜1%)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"3\"\u003e\u003cspan\u003ePiso de ruído\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e＜3.1μV（dbA，AUX IN)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"4\"\u003e\u003cspan\u003eResposta de frequência\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e20Hz~20KHz：±＜0.3dB（UAC)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd colspan=\"1\" rowspan=\"2\"\u003e\u003cspan\u003e＜4.4μV（dbA，UAC）\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e20Hz~20kHz：±＜0.7dB(SPDIF IN)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e20Hz~50KHz：±＜2.1dB（UAC)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"2\"\u003e\u003cspan\u003eSNR\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"2\"\u003e\u003cspan\u003e≥128dB (dbA，AUX IN）\u003cbr\u003e≥120dB (dbA，UAC）\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e20Hz~50kHz：±＜1.6dB(SPDIF IN)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTHD+N\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e＜0.0003% (1 kHz\/32Ω\/dbA)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTensão de saída de pico\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥18.9Vpp\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003e\u003cspan\u003eParâmetros de desempenho da saída de fone de ouvido balanceada (4,4mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"1\" rowspan=\"2\"\u003e\u003cspan\u003ePotência de saída2\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd colspan=\"1\" rowspan=\"2\"\u003e\u003cspan\u003eL+R≥2000mW+2000mW（32Ω \/THD+N＜1%)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eImpedância de saída\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e＜1Ω（32Ω）\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCrosstalk\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥124dB(1 kHz\/32Ω)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePotência de saída3\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eL+R≥560mW+560mW（300Ω \/ THD+N＜1%)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"3\"\u003e\u003cspan\u003ePiso de ruído\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e＜5.1μV（dbA，AUX IN)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"4\"\u003e\u003cspan\u003eResposta de frequência\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e20Hz~20KHz：±＜0.3dB（UAC)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd colspan=\"1\" rowspan=\"2\"\u003e\u003cspan\u003e＜7.7μV（dbA，UAC）\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e20Hz~20kHz：±＜0.7dB(SPDIF IN)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e20Hz~50KHz：±＜2.1dB（UAC)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"2\"\u003e\u003cspan\u003eSNR\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"2\"\u003e\u003cspan\u003e≥128dB (dbA，AUX IN）\u003cbr\u003e≥120dB (dbA，UAC）\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e20Hz~50kHz：±＜1.6dB(SPDIF IN)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTHD+N\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e＜0.0003% (1 kHz\/32Ω\/dbA)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTensão de saída de pico\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥37.7Vpp\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eComparação\u003c\/h2\u003e\n\u003ctable cellspacing=\"0\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModelo\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eK5Pro ESS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eK7\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\" colspan=\"1\"\u003e\u003cspan\u003e\u003cstrong\u003eAparência\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003eDimensão\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≈120x130x55mm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≈120x168x55mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003ePeso\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≈480g\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≈610g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"5\" colspan=\"1\"\u003e\u003cspan\u003e\u003cstrong\u003ePortas\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003ePorta USB\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSB-B\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSB-B\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003ePortas LO\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"1\"\u003e\u003cspan\u003eSaída de linha RCA, Entrada de linha RCA\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"1\"\u003e\u003cspan\u003eSaída de linha RCA, Entrada de linha RCA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003ePorta OPT\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTOSLINK padrão\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTOSLINK padrão\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003ePorta COAX\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRCA padrão\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRCA padrão\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003ePortas PO\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6,35mm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6,35mm, 4,4mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"8\" colspan=\"1\"\u003e\u003cspan\u003e\u003cstrong\u003eConfiguração\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"2\" colspan=\"1\"\u003e\u003cspan\u003eAlternadores\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEntrada\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSB IN\/LINE IN\/SPDIF IN\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSB\/OPT\/COAX\/LINE\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSaída\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePO\/LO\/PRE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003eGanho\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eA\/M\/B\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eA\/B\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003eBotão de volume\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eControle de volume e ligar\/desligar\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eControle de volume e ligar\/desligar\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003eIndicador\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≤48K：Azul\u003cbr\u003e≥48K：Amarelo\u003cbr\u003eDSD：Verde\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≤48K：Azul\u003cbr\u003e≥48K：Amarelo\u003cbr\u003eDSD：Verde\u003cbr\u003eO círculo de luz exibe várias cores ao ligar e alternar as entradas.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003eDAC\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eES9038Q2M*1\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAK4493SEQ*2\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003eChips de volume\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNJW1195AV\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNJU72315+OP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003eXMOS\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eXMOS XUF208\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eXMOS XUF208\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"8\" colspan=\"1\"\u003e\u003cspan\u003e\u003cstrong\u003eParâmetros\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"2\" colspan=\"1\"\u003e\u003cspan\u003ePotência de saída\u003cbr\u003e THD+N＜1%\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePO\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥1250mW(32Ω，THD+N＜1% UAC）\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e-\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBAL\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥2000mW（32Ω ，THD+N＜1%，UAC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePiso de ruído\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBAL\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e＜5.1μV（ponderado A，AUX IN)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\" colspan=\"1\"\u003e\u003cspan\u003eSNR（dbA+lowpass）\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePO\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥118dBrA(UAC)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥123dBrA(UAC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eLO\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥115dBrA（UAC）\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥120dBrA（UAC）\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\" colspan=\"1\"\u003e\u003cspan\u003eTHD+N\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePO（UAC）\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e＜0.0009%(1 kHz，32Ω，dbA)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e＜0.00028% (1 kHz，32Ω，dbA)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eLO（UAC）\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e＜0.0012%(1kHz，10kΩ，dbA)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e＜0.0005%(1kHz，10kΩ，dbA)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\u003cspan\u003eCrosstalk\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePO：≥80dB（1 kHz 32Ω USB DAC）\u003cbr\u003eLO：≥98dB （1 kHz 32Ω USB DAC）\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePO：≥77dB (1 kHz 32Ω，USB DAC)\u003cbr\u003eBAL：≥124dB(1 kHz 32Ω，USB DAC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"FiiO","offers":[{"title":"Default Title","offer_id":44648045183209,"sku":"K7 Black","price":219.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/6772888copy.jpg?v=1762464558","url":"https:\/\/audio46.mom\/pt\/products\/fiio-k7-balanced-desktop-dac-and-amplifier","provider":"Audio46 Headphone Store","version":"1.0","type":"link"}