[Durability]: Microphone sound card made of Plastic material to ensure long term use. [Advanced Features]: The F10 sound card provides intelligent noise reduction compatible withclear audio output, plug and play functionality compatible witheasy use, supports OTG lossless , and automatically adjusts the volume during speech or silence. [Vocal Elimination]: The vocal elimination function removes up to 99% of the vocals from the song, leaving only the accompaniment [Compatible]: Sound card audio mixer compatible compatible withmobile phones and computers, wireless connection compatible withdelay audio playback. Specification: Power input: DC 5V/1A Battery: 3.7V/1800mAh (can be used compatible withabout 8 hours) Charging time: about 3H Charging interface: TYPE C interface Power indicator: Power on: white light; Charging: red light; Low power state: prompt tone 2 minutes/time Input and output ports: Condenser mic input 1 channel (3.5 ports) Headphone output 1 channel (3.5 ports) Headphone output 1 channel (6.35 ports) Live broadcast interface 1 channel (3.5 ports) Instrument input 1 channel (6.35 ports) 48V input 2 channels (XLR female) Dynamic input 2 channels (XLR female) OTG interface 1 channel (TYPE C) Analog audio output: LT/RT, stereo Dynamic range 1kHz: ≥105dB Crosstalk: ≥-106dB to noise ratio:≥85dB Output level (Vrm): Vrm (1.0~2.0V 10kR) Frequency response: 5MHz (Less than -3dB) Color: Black Material: Plastic Due to different lighting or display, the actual product may have color difference Package Contents: 1 x Sound Card 1 x USB Charging Cable 1 x Double Type C Cable 1 x Audio Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.