Features 1、【Professional Live Broadcasting Sound Card】: This live broadcasting sound card is designed for professional use, providing high-quality sound for your live streams. It supports BT music input accompaniment, allowing you to add background music to your live broadcasts easily. 2、【Convenient Desktop Design with Built-in Battery】: The sound card features a convenient desktop design, making it easy to use and set up. It is equipped with a built-in battery, allowing you to use it without having to worry about power supply. 3、【USB Multimedia Volume Knob】: The sound card comes with a USB multimedia volume knob, allowing you to adjust the volume quickly without the need for a mouse or keyboard. It supports Android systems and can be connected to your phone for easy control. Specification Features: 【Professional Live Broadcasting Sound Card】: This live broadcasting sound card is designed for professional use, providing high-quality sound for your live streams. It supports BT music input accompaniment, allowing you to add background music to your live broadcasts easily. 【Convenient Desktop Design with Built-in Battery】: The sound card features a convenient desktop design, making it easy to use and set up. It is equipped with a built-in battery, allowing you to use it without having to worry about power supply. 【USB Multimedia Volume Knob】: The sound card comes with a USB multimedia volume knob, allowing you to adjust the volume quickly without the need for a mouse or keyboard. It supports Android systems and can be connected to your phone for easy control. 【Wide Compatibility】: This sound card is compatible with multiple systems. It supports two phones for simultaneous live broadcasting, making it ideal for multi-platform streaming. It also supports condenser mics, dynamic mics, headsets, and speakers, providing versatility for your broadcasting needs. 【Advanced Features】: The sound card supports dodge and original sound elimination, and features a one-key BT kick-out switch. It offers 12 kinds of electronic sounds and supports voice changing, making it perfect for singing apps. It also features a Type-C digital lossless output and a 500mAh battery for long-lasting use. Specifications: Channel: 2.0 Output Rate: 48KHz Installation: External sound card Sampling Rate: 16bit Audio Interface: 3.5MM Battery: DC 5V 1A Li Battery Product Color: Black Product Size: 7.6 * 2.1 * 10.2cm/3 * 0.8 * 4.1inch Product Weight: 93g/3.3oz Note: Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Packing List: 1 x Sound Card 1 x Power Cord 2 x Live Streaming Line 1 x Instructions Package List 1 x Sound Card 1 x Power Cord 2 x Live Streaming Line 1 x Instructions