PJ.MIAOLAI H2 PCM2704 External Computer Sound Card Mini USB DAC Decoder Optical Fiber Coaxial SignalFeatures: H2 is an entry-level digital audio signal converter. How it works: through a notebook desktop computer external USB connection ZHILAI H2 device decoding audio, the analog conversion digital signal. You can get high-quality music analog output signal can also be converted into digital coaxial signal and digital fiber optic signal output.The digital coaxial optical signal can be supplied to a professional digital DAC coaxial optical audio decoder for audio processing. Purpose: to restore the music to the live concert quality to enjoy high-quality music Plug and play, no driver needed. Support for Windows2000, XP, WIN7, WIN8, WIN10, for MAC etc.USB power supply, can be powered by the computer USB port, easy to use3.5mm AUX analog signal stereo output, built-in amp, aux jack output 3.5 also has an optical fiber output can be directly connected to optical the decoderDigital Output: optical output and RCA coaxial output, digital coaxial output increase shaping circuit, the output of high-quality SPDIF digital signalThe shell is made of aluminum shell, victory inferior steel shell and plastic shell, surface laser engraving font, never fadeDecoder chip: PCM2704Signal Input: USBSignal output: digital coaxial signal, optical digital signal; 3.5mm AUX analog signalSample desorption rate: 16Bit 32K 44.1K 48kSNR: 105db THD + N: 0.002%Dynamic range: 100dBSize: 4 x 7cm Package Included: 1 x PJ. MIAOLAI H2 DAC 1 x USB Cable