1. Note: To turn on the live sound effect board, press and hold the power button for about 3 seconds until the indicator light turns blue. If it doesn't, charge the sound effect board. 2. Features: - Excellent sound quality: The live sound effect board is equipped with a quad - core DSP chip, which performs noise reduction processing, has a stable signal, clear sound, powerful bass, and no delay. - Ambient light function: The live sound effect board comes with an ambient light function, which can change music and has multiple modes and sound effects, making the atmosphere of your party or bar uniform. - Applicability: The live sound board can be used for DJ mixers, music studio recording, condenser podcast microphones, online karaoke, podcast mixers, microphones, etc. - Wide compatibility: The mixer board can be used with any mobile phone, PC, computer, tablet, PS4, Xbox, Switch, iOS, Android, etc. - Durable material: The voice changer sound board is made of ABS material, which is durable, wear - resistant, and won't fall off, with a long service life. 3. Specifications: - Project type: Direct sound card - Material: ABS - Color: White - Model: V9SJ - Battery type: Built - in 800mAh lithium battery 4. Package list: - 1 x Audio - 1x1x1 data cable - 1 x Manual