USB C Audio Amplifier 3.5mm Stereo Sound Output Microphone Input Bass Volume
3.5mm headphone/ speaker output and 3.5mm microphone input. Doesn’t support USB disk/ Thumb drive. 1 x USB cable. USB version: 2.0. 1 x Audio adapter. 16bit/ 44.1Khz, 16bit/ 48Khz audio sampling rate.