PDF User Manual for USB DAC

• Fosi Audio DAC-Q4 Converter 24-bit/192kHz Optical/Coaxial/USB Digital-to-Analog Adapter Decoder & Headphone Amplifier

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• Fosi Audio DAC-Q4 Headphone Amplifier Mini Stereo DAC 24-Bit 192 KHz USB Optical

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• Douk Audio Q2PRO Mini Stereo Gaming DAC Headphone Amp USB/OPT D/A Converter

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• Fosi Audio DS1-US DS1 DSD512 HiFi USB C DAC ES9038Q2M Mini Audio Headphone Amp Adapter

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• Sony PHA2A USB DAC Headphone Amplifier

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• Sony PHA3 USB DAC Headphone Amplifier

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• Sony PHA-1A Usb Dac Headphone Amplifier

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• Sony UDA-1 Hires Usb Dac System For Pc Audio

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• Sony PHA-3 Usb Dac Headphone Amplifier

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• Sony PHA-2 Usb Dac Amplifier

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• Crown Verity DA-10 Portable USB DAC / Portable Headphone Amp DAC Denon

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• Teac UD505XB UD-505 Black USB/DAC Headphone Amplifier

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• Sony UDA1S AV Receiver with USB DAC

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• Douk Audio TONE HiFi Bluetooth 5.0 Digital Amplifier USB DAC Headphone Amp Stereo Audio Amp

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• FiiO KA1 JadeAudio KA1 Headphone Amps Amplifier Tiny USB DAC High Resolution 3.5mm Lossless

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• FiiO E10K Headphone Amps Portable Dac Usb Type-c Coaxial 384khz/32bit

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• FiiO M6 Hi-Res Music Player HiFi Bluetooth, USB DAC, DSD Support, WiFi, Air Play, and Full Touch Screen

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• HiBy FC3 II USB DAC Display Hi-Res Audio 112mW Output Power Supports PCM DSD MQA for iPhone/MAC/Android/Windows

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• HiBy FD3 USB DAC Headphone Amp Multiple Ports Metal Body Interchangeable Cable

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• Yamaha A-U671 STEREO AMPLIFIER USB DAC FUNCTION A-U671 STEREO AMPLIFIER WITH USB DAC FUNCTION

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• NAD D 1050 USB DAC

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• Douk Audio DZ066-US P1 HiFi Bluetooth 5.0 Vacuum Tube Preamp USB DAC Stereo Headphone Amplifier APTX-HD

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• Douk Audio DZ067-US Nobsound Q3 Mini USB DAC Digital to Analog Converter Coaxial/Optical Audio Decoder Headphone Amp

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• Douk Audio ST-01 PRO HiFi Bluetooth 5.0 Tube Amplifier USB DAC COAX/OPT Digital Audio Amp w/VU Meter

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• Douk Audio SUC-Q4-US Nobsound Q4 Mini Bluetooth 5.0 Stereo USB DAC Gaming S/PDIF Digital to Analog Converter 192K

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• Douk Audio P1 PLUS Bluetooth Tube Preamp USB DAC Headphone Amp w/VU Meter DSD256

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