3pcs PCM2704USB Sound Card DAC Decoder USB Input Coaxial Fiber HIFI Sound Card Decoder (C6B4)

Product description HIFI level PCM2704 USB decoder chip its performance is better than the most commonly used low end chip CM102S series on the market the power supply uses USB power supply the output can be directly connected to headphones can also be used as a pre stage Digital output can be a more advanced DAC decoder Provide SPDIF digital signal to get better sound quality Because it is an external sound card it can avoid serious electromagnetic interference in the chassis and the signal to noise ratio and sound quality are improved PCM2704 is a single chip digital to analog conversion chip It has two digital to analog conversion output channels and an integrated USB interface controller The interface complies with the USB1 1 standard The PCM2704 can receive 16 bit stereo or mono audio data at 48KHz 44KHz and 32KHz sampling rates The chip integrates software volume and mute functions to adjust the computer s volume and mute simultaneously Technical Parameters Supply voltage 5 V USB powered Distortion THD N 0 006 RL 10 kΩ Distortion THD N 0 025 RL 32 Ω Signal to noise ratio 98 dBDynamic 98 dBHeadphone output power 12 mW RL 32 Ω USB support sampling rate 16Bit 32k 48kUSB support system WINXP WIN7 WIN8 Android 4 1 or above need to support OTG models Size 58 x 58 x 24mm without terminals Package includes 3 x DAC Decoder