{"product_id":"fiio-k9-akm-desktop-dac-and-amplifier","title":"FiiO K9 AKM Balanced Desktop DAC and Amplifier","description":"\u003ch2\u003eAKM flagship DAC combo: AK4191EQ+AK4499EX\u003c\/h2\u003e\n\u003cp\u003eThe K9 AKM applies AKM's brand-new flagship DAC combo --AK4191EQ+AK4499EX. Based on the new design technology of totally separated digital and analog sections, the DAC combo even incorporates the newly developed \"DWA ROUTING technology\" to improve the Signal to Noise Ratio and reduce noise from varieties of amplitude. The result is more realistic, detailed, and natural sound transmission, as if you were there with the performing artists.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier AKM DAC\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/1.1_94f3efe5-63af-44b3-ba8c-9484dcf4994d_2048x2048.png?v=1704907539\"\u003e\u003c\/p\u003e\n\u003ch2\u003eHigh-end amplifier, Refreshingly capable\u003c\/h2\u003e\n\u003cp\u003eThe FIIO K9 AKM's ace up its sleeve is the THX AAA 788+ amplifier, giving it an extraordinary 1% undistorted power output up to 780mW at 3000 and up to 2000mW at 320. No matter if you use low-impedance or high-impedance headphones, the K9 AKM will drive it with aplomb.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier THX Amplifier\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/2.2_2048x2048.png?v=1704907564\"\u003e\u003c\/p\u003e\n\u003ch2\u003eFully balanced design\u003c\/h2\u003e\n\u003ch3\u003eMusic to your ears\u003c\/h3\u003e\n\u003cp\u003eFrom the DAC, to the volume adjustment, to the amplification, every part of the K9 AKM is truly balanced for greatly reduced crosstalk and more authentic sound.\u003c\/p\u003e\n\u003ch3\u003ePartitioned design for max performance of each section\u003c\/h3\u003e\n\u003cp\u003eThe PCB of the K9 AKM features a partitioned layout, fully separating the major sections of the audio circuit - the power supply, signals, and analog signal loop. This guarantees the integrity of the audio signal being processed.\u003c\/p\u003e\n\u003ch3\u003eSix-stage audio circuit, Faithfully reproducing sound\u003c\/h3\u003e\n\u003cp\u003eThe desktop-grade six-stage audio circuit was meticulously designed to ensure a pure, delicate yet rich sound. I\/V conversion, LPF filter, digital volume adjustment, buffer amplifier, pre-amplifier, post-stage drive.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier Fully Balanced Design\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/3.1_2048x2048.png?v=1704907741\"\u003e\u003c\/p\u003e\n\u003ch3\u003eRobust power supply, Ample power\u003c\/h3\u003e\n\u003cp\u003eElectricity is the mother of The linear transformer is paired with 4 massive 4700uF capacitors to provide clean continuous power.\u003c\/p\u003e\n\u003ch3\u003eIsolated digital and analog section power supply for purer sound\u003c\/h3\u003e\n\u003cp\u003eThe digital and analog portions of the K9 AKM receive power separately to reduce interference between the two audio circuits, for pure and faithful reproduction of\u003cbr\u003eyour music.\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eMultiple LDOS in multiple stages, Truly stable power\u003c\/h2\u003e\n\u003cp\u003eThe power stabilization and filtering within the audio circuit play a big part in ensuring excellent sound quality. Each stage of the audio circuit employs ultra-low-noise LDOS for voltage regulation.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier Multiple LDOS\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/4.1_2048x2048.png?v=1704907784\"\u003e\u003c\/p\u003e\n\u003ch2\u003eDual-mode clock management, Even more improvement to sound\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp\u003eAccurate and stable dual-mode clock management allows the K9 AKM to easily play back high-resolution audio with the greatest fidelity as if you were there with the performing artists.\u003cbr\u003e* Supports up to 768kHz\/32bit PCM and DSD512\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier Dual Clock\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/5.1_2048x2048.png?v=1704907805\"\u003e\u003c\/p\u003e\n\u003ch2\u003eHigh-res Bluetooth, Adept at all of your audiovisual needs\u003c\/h2\u003e\n\u003cp\u003eThe K9 AKM employs the QCC5124 Bluetooth chip with support for LDAC\/aptX HD\/aptX Adaptive and other high-res Bluetooth codecs. With the K9 AKM, you can listen to music, watch videos, and play video games with high quality and low latency.\u003cbr\u003e*Bluetooth 5.1, supported formats: LDAC\/aptX Adaptive\/aptX\/aptX HD\/aptX LL\/AAC\/SBC\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier Hi-Res Bluetooth\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/6.1_2048x2048.png?v=1704907830\"\u003e\u003c\/p\u003e\n\u003ch2\u003eCompatible with UAC1.0\/UAC2.0, Highly adaptable\u003c\/h2\u003e\n\u003cp\u003eThe K9 AKM supports both UAC1.0 and UAC2.0 modes, allowing you to use the K9 AKM with either devices that are simply plug-and-play or with devices that can work with the K9 AKM with an additional driver for even better compatibility. And the FIIO Control App allows you to easily switch between UAC1.0 and UAC2.0 modes. *UAC1.0 for PS5 and other device support\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier UAC Modes\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/7.1_2048x2048.png?v=1704907854\"\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier Inputs and Outputs\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/9.1_2048x2048.png?v=1704907897\"\u003e\u003c\/h2\u003e\n\u003ch2\u003eNeatly handsome, Horizontal or vertical\u003c\/h2\u003e\n\u003cp\u003eThe K9 AKM adopts the well-received design language of other FIIO desktop units and features an all-aluminum construction made from an integrated stretching + CNC process to ensure the body's strength and precise finish. With the vertical stand, the K9 AKM can be used either vertically or horizontally, allowing it to become a versatile part of your desktop setup.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier Horizonal or Vertical Orientation\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/11.1_2048x2048.png?v=1704907915\"\u003e\u003c\/p\u003e\n\u003ch2\u003eA weighty feel, For a weighty sound\u003c\/h2\u003e\n\u003cp\u003eThe iconic, weighty FIIO volume knob is powered by ADC curve reconstruction to allow you to precisely and smoothly adjust through 120 levels of volume, with minimal noise and volume deviation between the left and right channels.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier Volume Knob\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/12.1_2048x2048.png?v=1704907940\"\u003e\u003c\/p\u003e\n\u003ch2\u003eLight it up, Let the high-res music commence\u003c\/h2\u003e\n\u003cp\u003eNot only do the RGB lights around the knobs give the K9 AKM and the desk space around it some fun personality, they also conveniently indicate the current audio sampling rate and Bluetooth codec.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier LED Lights\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/13.1_2048x2048.png?v=1704907960\"\u003e\u003c\/p\u003e\n\u003ch2\u003eProfessional PEQ for what you love\u003c\/h2\u003e\n\u003cp\u003eThrough the FIIO Control app, you can quickly switch between 7 music\u003cbr\u003etuning styles preset on the K9 AKM. If the selected tuning style fits the music you are listening to, you can acquire a more vivid and pleasant experience. If the preset tuning style is not to your liking, the 3 self-define PEQ (Parametric Equalizer) designs will help to adjust to your favorite listening style.\u003cbr\u003e*This function is only valid for Bluetooth decoding.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier PEQ\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/14.1_2048x2048.png?v=1704907977\"\u003e\u003c\/p\u003e\n\u003ch2\u003eTo show off your skills, One app is enough\u003c\/h2\u003e\n\u003cp\u003eYou can connect the K9 AKM to your phone via Bluetooth, and with the addition of the FIIO Control app, you get access to even more functionality. Adjust various settings such as 6 types of filters, status indicators, EQ, and channel balance to exactly your liking.\u003cbr\u003e*EQ only works in Bluetooth mode.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier App\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/15.1_2048x2048.png?v=1704907996\"\u003e\u003c\/p\u003e\n\u003ch2\u003eMultiple intelligent protection systems, Always ready to go\u003c\/h2\u003e\n\u003cp\u003eThree intelligent protection systems - preventing overheating, overload, and DC protection - constantly make sure that the K9 AKM delivers high-energy music without wearing itself out.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier Intelligent Protection System\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/16.1_2048x2048.png?v=1704908015\"\u003e\u003c\/p\u003e\n\u003ch2\u003eIN THE BOX\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eK9 AKM\u003c\/li\u003e\n\u003cli\u003eHeadphone plug adapter\u003c\/li\u003e\n\u003cli\u003eUSB data cable\u003c\/li\u003e\n\u003cli\u003eStand\u003c\/li\u003e\n\u003cli\u003eQuick start guide\u003c\/li\u003e\n\u003cli\u003eVoltage selection card\u003c\/li\u003e\n\u003cli\u003ePower cord\u003c\/li\u003e\n\u003cli\u003eFuse\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"FiiO K9 AKM Desktop DAC and Amplifier In The Box\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/17.1_2048x2048.png?v=1704908036\"\u003e\u003c\/p\u003e\n\u003ch2\u003eSPECIFICATIONS\u003c\/h2\u003e\n\u003ctable border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003e\u003cstrong\u003eGeneral Specifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eName\/Model\u003c\/td\u003e\n\u003ctd\u003eK9 AKM\u003c\/td\u003e\n\u003ctd\u003eHardware Scheme\u003c\/td\u003e\n\u003ctd\u003eDAC: AK4499EX+AK4191EQ, USB decoding: XUF208, Bluetooth: QCC5124, LPF: OPA1612*2, Volume IC: NJU72315*2, AMP: THX AAA788+*2, transformer: linear transformer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ecolor\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003ctd\u003eVolume Control Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Potentiometer (ADC sampling)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApproximately 2660g\u003c\/td\u003e\n\u003ctd\u003eChannel Balance\u003c\/td\u003e\n\u003ctd\u003eL12 to R12 (0.5dB per stage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003egain\u003c\/td\u003e\n\u003ctd\u003eL\/M\/H\u003c\/td\u003e\n\u003ctd\u003eFiiO Control\u003c\/td\u003e\n\u003ctd\u003esupport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth format indication\u003c\/td\u003e\n\u003ctd\u003esupport\u003c\/td\u003e\n\u003ctd\u003eSample Rate Indication\u003c\/td\u003e\n\u003ctd\u003esupport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e200x 224.5x 72mm (excluding foot pads)\u003c\/td\u003e\n\u003ctd\u003eFirmware Upgrade\u003c\/td\u003e\n\u003ctd\u003eSystem firmware upgrades through USB, Bluetooth firmware upgrades through FIIO Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDeep Standby\u003c\/td\u003e\n\u003ctd\u003eLong press the multi-function key for about 3 seconds\u003c\/td\u003e\n\u003ctd\u003eLow Power Reminder\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Transmitter\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003ctd\u003eBluetooth reception (5.1)\u003c\/td\u003e\n\u003ctd\u003eAAC\/SBC\/aptX\/aptX LL\/aptX HD\/LDAC\/atpX Adaptive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth format indicator\u003c\/td\u003e\n\u003ctd\u003eSBC: blue, AAC: cyan, aptX HD: yellow, aptX: purple, aptX LL: purple, LDAC: white, atpX Adaptive: green\u003c\/td\u003e\n\u003ctd colspan=\"1\" rowspan=\"4\"\u003eAdapted impedance\u003c\/td\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003ePO:8~150Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"3\"\u003eMaximum supported sampling rate\u003c\/td\u003e\n\u003ctd\u003e768kHz-32bit\/DSD512(USB DAC)\u003c\/td\u003e\n\u003ctd colspan=\"1\" rowspan=\"3\"\u003eBAL:8~350Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e192 kHz-24bit (coaxial)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e96 KHz-24bit (fiber)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003e\u003cstrong\u003eKeys and Interfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ekey\u003c\/td\u003e\n\u003ctd\u003eSolid key + toggle switch\u003c\/td\u003e\n\u003ctd\u003eUSB\u003c\/td\u003e\n\u003ctd\u003eUSB B*1, Type-C*1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSingle-ended input interface\u003c\/td\u003e\n\u003ctd\u003eRCA Socket\u003c\/td\u003e\n\u003ctd\u003eBalancing Line Input Interface\u003c\/td\u003e\n\u003ctd\u003e4.4mm balance socket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Fiber Input Interface\u003c\/td\u003e\n\u003ctd\u003eoptical fiber socket\u003c\/td\u003e\n\u003ctd\u003eDigital Coaxial Input Interface\u003c\/td\u003e\n\u003ctd\u003eRCA socket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalancing output interface\u003c\/td\u003e\n\u003ctd\u003e4.4mm socket, XLR4 balanced socket\u003c\/td\u003e\n\u003ctd\u003eHeadphone output interface\u003c\/td\u003e\n\u003ctd\u003estandard 6.35mm socket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalancing line output interface\u003c\/td\u003e\n\u003ctd\u003eXLR3 balance socket\u003c\/td\u003e\n\u003ctd\u003eSingle-ended line output interface\u003c\/td\u003e\n\u003ctd\u003eRCA Socket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003e\u003cstrong\u003ePower Parameters\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003epower supply\u003c\/td\u003e\n\u003ctd\u003eAC 100-120V ~\/AC 220-240V ~ (recommended)\u003c\/td\u003e\n\u003ctd\u003eBattery Capacity\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003e\u003cstrong\u003eAudio Parameters\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003eSome performance parameters of single-ended line output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003edistortion plus noise\u003c\/td\u003e\n\u003ctd\u003e＜0.00027% (1kHz\/-0.7dB@10kΩ)\u003c\/td\u003e\n\u003ctd\u003esignal-to-noise ratio\u003c\/td\u003e\n\u003ctd\u003e≥119dB (A-weighted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003echannel separation\u003c\/td\u003e\n\u003ctd\u003e≥112dB (1kHz@10kΩ)\u003c\/td\u003e\n\u003ctd\u003ebottom noise\u003c\/td\u003e\n\u003ctd\u003e＜2.9μV (A-weighted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003efrequency response\u003c\/td\u003e\n\u003ctd\u003e20Hz~50kHz: damping＜-3.5dB\u003c\/td\u003e\n\u003ctd\u003eLine Output Level\u003c\/td\u003e\n\u003ctd\u003e2.3Vrms (1kHz@10kΩ)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003ePerformance Parameters of Balanced Line Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003edistortion plus noise\u003c\/td\u003e\n\u003ctd\u003e＜0.00020% (1kHz\/-1dB@10kΩ)\u003c\/td\u003e\n\u003ctd\u003esignal-to-noise ratio\u003c\/td\u003e\n\u003ctd\u003e≥128dB (A-weighted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003echannel separation\u003c\/td\u003e\n\u003ctd\u003e≥122dB (1kHz@10kΩ)\u003c\/td\u003e\n\u003ctd\u003ebottom noise\u003c\/td\u003e\n\u003ctd\u003e＜1.9μV (A-weighted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003efrequency response\u003c\/td\u003e\n\u003ctd\u003e20Hz~50kHz: damping＜-3.5dB\u003c\/td\u003e\n\u003ctd\u003eLine Output Level\u003c\/td\u003e\n\u003ctd\u003e4.7Vrms (1kHz@10kΩ)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003eHeadset Output Part Performance Parameters (6.35mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power 1\u003c\/td\u003e\n\u003ctd\u003eL+R≥1000mW+1000mW (16Ω, THD+N＜1%, AUX\/UAC\/SPDIF\/BT IN)\u003c\/td\u003e\n\u003ctd\u003eoutput impedance\u003c\/td\u003e\n\u003ctd\u003e＜1Ω (32Ω)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power 2\u003c\/td\u003e\n\u003ctd\u003eL+R≥1500mW+1500mW (32Ω, THD+N＜1%, AUX\/UAC\/SPDIF\/BT IN)\u003c\/td\u003e\n\u003ctd\u003echannel separation\u003c\/td\u003e\n\u003ctd\u003e≥76dB (1kHz@32Ω)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power 3\u003c\/td\u003e\n\u003ctd\u003eL+R≥200mW+200mW (300Ω, THD+N＜1%, AUX IN)\u003c\/td\u003e\n\u003ctd\u003edistortion plus noise\u003c\/td\u003e\n\u003ctd\u003e＜0.00026% (1kHz\/-1.3dB@32Ω)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ebottom noise\u003c\/td\u003e\n\u003ctd\u003e＜3.0μV (A-weighted)\u003c\/td\u003e\n\u003ctd\u003esignal-to-noise ratio\u003c\/td\u003e\n\u003ctd\u003e≥127dB (A-weighted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003efrequency response\u003c\/td\u003e\n\u003ctd\u003e20Hz~50kHz: damping＜-3.5dB\u003c\/td\u003e\n\u003ctd\u003epeak output voltage\u003c\/td\u003e\n\u003ctd\u003e＞21Vp-p\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"4\"\u003ebalanced headphone output part performance parameters (4.4mm\/XLR4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power 1\u003c\/td\u003e\n\u003ctd\u003eL+R≥1000mW+1000mW (16Ω, THD+N＜1%, AUX\/UAC\/SPDIF\/BT IN)\u003c\/td\u003e\n\u003ctd\u003eoutput impedance\u003c\/td\u003e\n\u003ctd\u003e＜1Ω (32Ω)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power 2\u003c\/td\u003e\n\u003ctd\u003eL+R≥2000mW+2000mW (32Ω, THD+N＜1%, AUX\/UAC\/SPDIF\/BT IN)\u003c\/td\u003e\n\u003ctd\u003echannel separation\u003c\/td\u003e\n\u003ctd\u003e≥116dB (1kHz@32Ω)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power 3\u003c\/td\u003e\n\u003ctd\u003eL+R≥780mW+780mW (300Ω, THD+N＜1%, AUX IN)\u003c\/td\u003e\n\u003ctd\u003edistortion plus noise\u003c\/td\u003e\n\u003ctd\u003e＜0.00029% (1kHz\/-9.5dB@32Ω)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ebottom noise\u003c\/td\u003e\n\u003ctd\u003e＜5.2μV (A-weighted)\u003c\/td\u003e\n\u003ctd\u003esignal-to-noise ratio\u003c\/td\u003e\n\u003ctd\u003e≥124dB (A-weighted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003efrequency response\u003c\/td\u003e\n\u003ctd\u003e20Hz~50kHz: damping＜-3.5dB\u003c\/td\u003e\n\u003ctd\u003epeak output voltage\u003c\/td\u003e\n\u003ctd\u003e＞42Vp-p\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"FiiO","offers":[{"title":"Default Title","offer_id":46359330717929,"sku":"K9 AKM","price":584.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/1_64b504a6-3444-4174-a0bb-385acb838c88.jpg?v=1762466394","url":"https:\/\/audio46.mom\/products\/fiio-k9-akm-desktop-dac-and-amplifier","provider":"Audio46 Headphone Store","version":"1.0","type":"link"}