Description: Enhance your sound control with this versatile sound card. Adjust treble/bass pitch, accompaniment, reverb, and recording settings to suit your preferences. The built-in 3.7V/1200mAh battery offers up to 6 hours of usage with the amplifier on, supporting use while charging for uninterrupted performance. Compatible with mobile phones and computers, this live sound card supports OTG digital lossless transmission for high-quality sound output. With 7 function keys, 9 sound effect keys, and 15 special effects keys, you have a range of options for your live stream or performance. The LED power indicator and low-battery reminder ensure you stay informed about the battery status. Experience seamless connectivity with the BT switch feature. Elevate your live broadcasts and singing session with this efficient sound card. Item Name: Sound Card Material: ABS Battery: 3.7V/1200mAh Charging Time: 3 Hours Charging Interface: Type-C Interface Output Input Port Accompaniment Input: 1 Channel (3.5 Ports) Capacitor Microphone Input: 2 Channels (3.5 Ports) Earphone Output: 1 Channel (3.5 Ports) Live Interface: 2 Channels (3.5 Ports) OTG Interface: 1 Channel (TYPE-C Port) Charging Interface: TYPE-C port Audio Performance: Analog Audio Output: LT/RT, Stereo Dynamic Range 1kHz: ≥ 105dB Cross Talk: ≥ -106dB Signal to Noise Ratio: ≥ 85dB Output Level: Vrms 1.0-2.0V 10kR Earphone Output Power: 5 mW x 2CH Frequency Response: 5MHz (