D1-MINI sound card main circuit chip using VI1620A USB decoder chip, direct USB cable to the computer, the output (3.5 audio output) directly connected to the multimedia speakers, headphones or amplifier and other audio equipment. 

D1-MINI input: USB cable connected to the computer            

Output: 3.5 stereo output

With bass boost button, making the sound quality beautiful, low-frequency bounce force full.

USB Interface: Compatible with USB 1.0 and 2.0, plug and play, adapted to most operating systems, such as Windows2000, WIN7, WIN8.WIN10.MAC and other operating systems, do not need drivers.

USB power supply: no power, direct USB cable connected to the computer to take power, easy to use.

USB connection.

D1-MINI sound card make your computer sound more Better 

Size: long 8.15CM * high 2.6cm * wide 2.6cm 

Total: 61g

Distortion: THD + N: 0.006% (RL> 10 kΩ)

Distortion: THD + N: 0.025% (RL = 32 Ω)

Signal to noise ratio: 99 dB

Dynamic range: 99 dB

Support sampling rate: 24Bit 96kHz

Model Number: D1-MINI

Package Include: 1 x Headphone Amplifier Decoder