Lnfxkvva X50 Live Sound Card Audio Mixer Recording Desktop Singing BT OTG Digital Lossless Transmission for Podcasting Gaming B

[Multi-function Keys]: The sound card has 7 function keys, 9 sound effect keys, and 15 special effect keys, providing a variety of sound options for your live broadcast or performance. It also includes a BT switch for easy connection. [Built-in Battery and Continuous Use]: This sound card is equipped with a built-in 3.7V/1200mAh battery, which can be used for about 6 hours with the amplifier turned on. It also supports charging while using, so you never have to worry about running out of power during a live broadcast or performance. [Universal Compatibility]: This live sound card device is designed to be universally compatible with mobile phones and computers, making it a versatile tool for all your live broadcast and singing needs. It also supports OTG digital lossless transmission, ensuring the highest quality sound output. [Comprehensive Sound Control]: This sound card provides comprehensive sound control options, including high/bass adjustment, accompaniment, reverb and recording adjustment, as well as microphone volume control. This allows you to customize the sound to meet your specific needs and preferences. [Power Indicator and Low Battery Alert]: The sound card has an LED power indicator: white light when powered on and red light when charging. It also has a low battery alarm function, which sounds a reminder every 2 minutes, ensuring you always know the battery status and charge it in time. The charging time is about 3 hours when the power is off.