MINI USB DAC Supports Mobile Phone OTG USB Sound Card With MIC Amp DIY

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Title\uFF1A\nMini USB Decoder Supports Mobile Phone OTG USB Sound Card With MIC Headphone Amplifier\n\nSpecification:\nUSB input: Use an ordinary USB extension cable or directly plug into the motherboard USB interface to output the signal, earphone dedicated output interface, with headphone amplifier function, no output coupling capacitor, line signal output mode, output with coupling capacitor, connect to the front stage or Power amplifier.\n---------------------------------------\nThe MIC microphone input socket can be connected to an ordinary microphone, and it can be switched to USB for direct power supply. Or external linear AC power supply, voltage range AC 7-15V.\nSupport 16BIT, 44-48K sampling rate, performance is better than PCM 27XX series.\n---------------------------------------\nIt has a dedicated headphone output. The MOSFET output is used inside the chip, and it uses a floating ground wire. So there is no output capacitor. Connect headphones to get good bass. And its o;