{"product_id":"ifi-go-blu-portable-hd-bluetooth-dac-amp-open-box","title":"iFi GO blu Portable HD Bluetooth DAC\/amp (Open Box) - Discontinued","description":"\u003ch3\u003eSuper light. Supersound.\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cem\u003eHD\u003c\/em\u003e Bluetooth DAC\u003c\/strong\u003e. Apple Music, Spotify, and every song on the GO!\u003c\/p\u003e\n\u003ch2\u003eBlu Monday (\u0026amp; Everyday)\u003c\/h2\u003e\n\u003cp\u003eOur \u003cstrong\u003eGO blu\u003c\/strong\u003e, pocket-rocket portable HD DAC\/amp, is diminutive enough to take with you wherever you go! It gives you the best sound from wired but the convenience of wireless as you no longer need to have a cable connection to your smartphone.\u003c\/p\u003e\n\u003cp\u003eWhether you’re exercising at the gym with your Apple watch clocking your every step or catching up on your MacBook at your favourite coffee shop, the \u003cstrong\u003eGO blu\u003c\/strong\u003e is the perfect companion.\u003c\/p\u003e\n\u003cp\u003eIt pairs wirelessly with your source device via Bluetooth with no need to worry about whether you’ve got the right cable for your Android or Apple device. Just pair … and \u003cstrong\u003eGO\u003c\/strong\u003e!\u003c\/p\u003e\n\u003cp\u003eEvery day is a \u003cstrong\u003eGO blu\u003c\/strong\u003e day!\u003c\/p\u003e\n\u003ch2\u003eWeighs only 26g\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eThat’s less than an AA battery!\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003eSuperior sound. Unbound.\u003c\/h2\u003e\n\u003cp\u003eWireless headphones or earphones of any kind integrate Bluetooth processing, D\/A conversion and amplification onto one, standard ‘off the shelf’ chip. There is a ceiling to the sound quality that can be achieved.\u003c\/p\u003e\n\u003cp\u003eTeam good corded headphones or in-ear monitors, with a separate, high-quality portable DAC\/headphone amp, and your sound quality will beat any pair of wireless headphone or earphones hands down.\u003c\/p\u003e\n\u003cp\u003eUsing the \u003cstrong\u003eGO blu\u003c\/strong\u003e means no compromise on sound quality.\u003c\/p\u003e\n\u003cp\u003ePair the \u003cstrong\u003eGO blu\u003c\/strong\u003e to your Apple\/Android. Connect your favourite corded headphones to the \u003cstrong\u003eGO blu\u003c\/strong\u003eand then tuck it away – it’s so petite it will slip into your running gear or suit pocket. It’s also gorgeous enough to show off by leaving it on the table at your favourite coffee shop!\u003c\/p\u003e\n\u003ch2\u003eGO blu. Go beyond.\u003c\/h2\u003e\n\u003cp\u003eWith its lightweight, soft-touch polymer enclosure (great for Bluetooth reception, unlike signal-blocking metal), copper-coloured trim and ChronoDial watch crown-style control, the \u003cstrong\u003eGO blu\u003c\/strong\u003e is a pleasure to use wherever you go.\u003c\/p\u003e\n\u003cp\u003eiFi has even incorporated a high-quality chip-based (CMOS-MEMS) microphone, enabling hands-free calls, voice chat for gaming and access to voice assistants such as Apple Siri and Google Assistant.\u003c\/p\u003e\n\u003cp\u003eFurther flexibility is provided by the USB-C charging port, which doubles as an audio input enabling USB connection from source devices that don’t offer Bluetooth connectivity. Hi-res PCM audio data up to24-bit\/96kHz is supported when the \u003cstrong\u003eGO blu\u003c\/strong\u003e is connected in this way.\u003c\/p\u003e\n\u003ch2\u003e\n\u003cem\u003eHD\u003c\/em\u003e Bluetooth 5.1\u003c\/h2\u003e\n\u003cp\u003eThe way iFi implements Bluetooth is anything but ‘run of the mill’ and despite its diminutive size the \u003cstrong\u003eGO blu\u003c\/strong\u003e is no exception.\u003c\/p\u003e\n\u003cp\u003eThe use of Qualcomm’s latest four-core QCC5100 Bluetooth processing chip ensures that every current high-definition Bluetooth audio format is supported.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eaptX Adaptive and aptX HD\u003c\/li\u003e\n\u003cli\u003eLDAC and HWA\/LHDC\u003c\/li\u003e\n\u003cli\u003eregular aptX and aptX Low Latency\u003c\/li\u003e\n\u003cli\u003eAAC\u003c\/li\u003e\n\u003cli\u003eSBC (plain vanilla Bluetooth)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis means that every possible source device is handled at the highest audio resolution its Bluetooth specification allows – no other pocket-size DAC\/amp delivers such comprehensive codec support, or such high-quality sound over Bluetooth.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eGO blu\u003c\/strong\u003e is Bluetooth v5.1-compliant, ensuring the best possible range, stability and performance, and its ‘Bluetooth engine’ can be updated over the air.\u003c\/p\u003e\n\u003ch2\u003e10 hour battery\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eThat’s Paris to New York\u003cstrong\u003e+\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003eThree. Unique. Stages.\u003c\/h2\u003e\n\u003cp\u003eBluetooth. DAC. Amplifier.\u003c\/p\u003e\n\u003cp\u003eMost pocket-size Bluetooth DAC\/headphone amps incorporate all-in-one ‘system on a chip’ solutions to deliver input processing, digital-to-analogue signal conversion and amplification. These are simple and cost-effective, but they cannot compare with expertly designed, individually optimised circuit stages when it comes to sound quality.\u003c\/p\u003e\n\u003cp\u003eUniquely for a device of this type and size, the \u003cstrong\u003eGO blu\u003c\/strong\u003e’s clever design packs in separate Bluetooth, DAC and amp stages, each engineered in distinct blocks to deliver the ideal combination of cutting-edge specification and superb sound.\u003c\/p\u003e\n\u003cp\u003eThe Bluetooth stage makes full use of Qualcomm’s latest four-core QCC5100 Bluetooth chip and supports every current high definition format.\u003c\/p\u003e\n\u003cp\u003eThis then feeds the DAC stage with a Cirrus Logic 32-bit DAC chip at its heart. This is coupled with a customised digital filter to minimise pre-echoes and ringing artefacts, and a precision clock system to ensure ultra-low jitter, thus reducing errors and distortion in the digital audio signal.\u003c\/p\u003e\n\u003cp\u003eThe amp circuitry benefits from symmetrical twin-mono signal paths and utilises iFi’s \u003cem\u003e\u003cstrong\u003eDirect Drive \u003c\/strong\u003e\u003c\/em\u003edesign concept – direct-coupled to ensure a clean signal path without distortion-inducing output coupling capacitors. The amp stage delivers up to 5.6V – considerably more power than other similarly sized devices – handling even relatively tough headphone loads with ease. To ensure signal strength suits the sensitivity of the connected headphones or earphones, auto-gain adjusts output up or down by 6dB.\u003c\/p\u003e\n\u003ch2\u003eSwiss \u003cem\u003eChronograph\u003c\/em\u003e design \u0026amp; implementation\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eGO blu\u003c\/strong\u003e‘s \u003cem\u003eChronoDial\u003c\/em\u003e is a masterpiece of precision engineering and, just like a Chronograph, it gives you precise, analogue volume control. You can use it to play, pause, and skip tracks forward and backwards and even activate the voice assistant on your Bluetooth-connected smart device. Here’s how it’s constructed:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eBrass supporting column with anti-corrosion\u003c\/li\u003e\n\u003cli\u003eBrass locking nut with anti-corrosion\u003c\/li\u003e\n\u003cli\u003ePrecision 304 stainless steel bearing\u003c\/li\u003e\n\u003cli\u003e304 stainless steel main dial with beryllium cobalt copper coating\u003c\/li\u003e\n\u003cli\u003eHigh-purity nickel push-button spring\u003c\/li\u003e\n\u003cli\u003ePrecision CNC machined AL6063 aluminium push button\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eGO Balanced\u003c\/h2\u003e\n\u003cp\u003eWhether you use balanced or non-balanced headphones, you get the least noise and best channel separation for the most enjoyable music.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eGO blu\u003c\/strong\u003e boasts a Pentaconn 4.4mm output enabling headphones equipped with balanced connectivity to take full advantage of the \u003cstrong\u003eGO blu\u003c\/strong\u003e’s balanced amp design.\u003c\/p\u003e\n\u003cp\u003eIn addition, the 3.5mm output benefits from iFi’s proprietary \u003cem\u003e\u003cstrong\u003eS-Balanced\u003c\/strong\u003e\u003c\/em\u003e circuitry. This cuts crosstalk and related distortion in half when used with regular, single-ended headphone connections, this is especially beneficial with high-sensitivity in-ear monitors.\u003c\/p\u003e\n\u003cp\u003eBoth outputs are gold-plated to resist tarnishing and thereby maintain optimum contact quality.\u003c\/p\u003e\n\u003ch2\u003eX-factor. Inside and out.\u003c\/h2\u003e\n\u003cp\u003eWith \u003cstrong\u003e\u003cem\u003eXBass\u003c\/em\u003e\u003c\/strong\u003e to add back lost low-end grunt and \u003cem\u003e\u003cstrong\u003eXSpace\u003c\/strong\u003e\u003c\/em\u003e to widen the soundstage, the \u003cstrong\u003eGO blu\u003c\/strong\u003e is small on the outside but mighty on the inside. You will be immersed in its majestic musicality.\u003c\/p\u003e\n\u003cp\u003eThe X-factor doesn’t stop with the sound. The \u003cstrong\u003eGO blu\u003c\/strong\u003e has a watch crown-style control and is made with hi-tech components. It weighs in at a super featherlight 26grams or 0.06lbs.\u003c\/p\u003e\n\u003cp\u003eIt will be your ‘go-to’ music device.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWe use Qualcomm’s new QCC5100 Bluetooth IC in combination with the Cirruc Logic 43131 as DAC to to create an audibly superior ‘Bluetooth engine’.\u003cbr\u003eAll the current high-definition Bluetooth audio formats are supported – Qualcomm’s aptX Adaptive and aptX HD, Sony’s LDAC and HWA’s LHDC, regular aptX and aptX Low Latency, AAC (Apple iOS devices) and SBC (the ‘plain vanilla’ Bluetooth codec).\u003cbr\u003eOf the 24-bit-capable codecs, aptX Adaptive and aptX HD support up to 48kHz, while LDAC and LHDC reach 96kHz.\u003cbr\u003eiFi’s ‘Bluetooth engine’ can also be updated over-the-air, so future codecs may be added.\u003c\/li\u003e\n\u003cli\u003eThe latest Cirrus Logic CS43131 is an advanced ‘minature’ DAC that is at the heart of the newest range of iFi mobile devices.\u003c\/li\u003e\n\u003cli\u003e\u003cul\u003e\n\u003cli\u003eAdvanced 32-bit oversampled multi-bit modulator with mismatch shaping technology\u003c\/li\u003e\n\u003cli\u003eDynamic Range of 130dB\u003c\/li\u003e\n\u003cli\u003eTHD+n of -115dB\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/li\u003e\n\u003cli\u003eIt is a superior method to the traditional single-ended circuit approach. Balanced circuits reduce noise and crosstalk. Less Interference – clearer sound.\u003cbr\u003eYou normally find this set-up in products at the higher end of the price spectrum such as the Pro iCAN but iFi is now using this across its range to produce the best quality audio for all our customers.\u003c\/li\u003e\n\u003cli\u003eAs with many other iFi audio products, we’ve incorporated a custom OV Series operational-amplifier. This top-notch component contributes to the extremely low noise, low distortion (0.0001%) and wide bandwidth.\u003c\/li\u003e\n\u003cli\u003eAn important aspect of the circuit design is its direct-coupled nature (no coupling capacitor is present), achieved without a conventionally applied DC servo.\u003cbr\u003e\u003cem\u003e\u003cstrong\u003eDirectDrive®\u003c\/strong\u003e\u003c\/em\u003e equals a direct signal path which means less signal degradation. This direct signal path is unequalled in audio and is the reason why the sound is so ‘true’.\u003c\/li\u003e\n\u003cli\u003eXSpace is the iFi analogue signal improvement circuitry to get that ‘music’ back outside of your head for much better headphone enjoyment.\u003c\/li\u003e\n\u003cli\u003eXBass is an analogue headphone spatialiser. It opens up your music to give you the feeling of spaciousness experienced at a live concert.\u003c\/li\u003e\n\u003cli\u003eTDK C0G (Class 1 ceramic) capacitors offer high stability and low losses for resonant circuit applications.\u003cbr\u003eGetting ever closer to the theoretical ideal of pure, frequency-constant capacitance, these capacitors reduce capacitor-induced distortion to vanishingly low levels.\u003cbr\u003eThey are pricey but are a perfect addition to our products.\u003c\/li\u003e\n\u003cli\u003emuRata control-type, low-ESR high-Q multi-layer capacitors. The ‘ESR control’ aspect of the Murata is something special. Their noise suppression abilities are impressive.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable id=\"tablepress-44\" class=\"tablepress tablepress-id-44\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"row-1\"\u003e\n\u003ctd class=\"column-1\"\u003eChipset\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003eQualcomm QCC 5100 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-2\"\u003e\n\u003ctd class=\"column-1\"\u003eInputs\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003eWireless\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eWired\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003eBluetooth 5.1 ( AAC, SBC, aptX, aptX HD,\u003cbr\u003eaptX Adaptive, aptX LL, LDAC, LHDC\/HWA Codec)\u003cbr\u003e\u003cbr\u003eUSB-C up to 24\/96kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-3\"\u003e\n\u003ctd class=\"column-1\"\u003eHeadphone Outputs\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003eBalanced\u003cbr\u003eUnBAL\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e4.4mm\u003cbr\u003e3.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-4\"\u003e\n\u003ctd class=\"column-1\"\u003ePower Output\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003eBalanced\u003cbr\u003eUnBAL\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e245mW @ 32Ω; 5.6V @ 600Ω\u003cbr\u003e165mW @ 32Ω; 2.8V @ 600Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-5\"\u003e\n\u003ctd class=\"column-1\"\u003eOutput Impedance\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003eBalanced\u003cbr\u003eUnBAL\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e\u0026lt;1Ω\u003cbr\u003e\u0026lt;1Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-6\"\u003e\n\u003ctd class=\"column-1\"\u003eSNR\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003eBalanced\u003cbr\u003eUnBAL\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e111dBA\u003cbr\u003e106.5dBA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-7\"\u003e\n\u003ctd class=\"column-1\"\u003eDNR\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e120dB(A) (BAL\/UnBAL)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-8\"\u003e\n\u003ctd class=\"column-1\"\u003eTHD + N\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003eBalanced\u003cbr\u003eUnBAL\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e\u0026lt;0.009% (6.5mW\/2.0V @ 600Ω)\/\u003cbr\u003e\u0026lt;0.03% (100mW\/1.27V @ 16Ω)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-9\"\u003e\n\u003ctd class=\"column-1\"\u003eFrequency Response\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e20Hz - 45kHz (-3dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-10\"\u003e\n\u003ctd class=\"column-1\"\u003eBattery\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003eLithium-polymer 450mAh approx. ~10 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-11\"\u003e\n\u003ctd class=\"column-1\"\u003ePower System\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003eCharging via USB-C, BC V1.2 compliant up to\u003cbr\u003e1000mA charging current and 6.3 volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-12\"\u003e\n\u003ctd class=\"column-1\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e55 x 34 x 13 mm\u003cbr\u003e2.2\" x 1.3\" x 0.5”\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-13\"\u003e\n\u003ctd class=\"column-1\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e26g (0.92 oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-14\"\u003e\n\u003ctd class=\"column-1\"\u003eWarranty period\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e12 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"iFi","offers":[{"title":"Default Title","offer_id":40814333034686,"sku":"GO blu (OB)","price":179.1,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/products\/GO-blu-08_2ae74961-5013-4918-8f6d-46ee6dddfabf.jpg?v=1759442681","url":"https:\/\/audio46.mom\/products\/ifi-go-blu-portable-hd-bluetooth-dac-amp-open-box","provider":"Audio46 Headphone Store","version":"1.0","type":"link"}