Welcome to the store! Function: 1. Plug and play, direct, just plug in and use. Your phone's speaker becomes five times louder to turn the crowd. 2. Upgrade and , plug and play, no need for any settings, convenient and time-saving pairing, one-second link, say goodbye to hassle. 3. 5 times amplification, increase the sound, enhance the audiovisual senses, let your ears immerse in the scene, 4. Not only is the volume loud, but the sound quality is also good. The powerful passive radiator not only enhances the volume but also improves the sound quality, allowing you to experience lossless sound quality. Multi-scenario application: listening to music, navigating with speakers, playing games on mobile phones. Long press the power button, short press mute. Self-sufficient power supply, fast charging, power supply design, Micro-usb charging interface, audiovisual does not consume mobile phone power, charging for 45 minutes at a time, you can listen to it while charging it, and listen to it without obstruction. Specification: Note: "The decibel value increases by 3DB, which means the sound doubles." Speaker: 324Q2W, FO≤80Hz Output power: RMS 2Wx1 ( S10%, F=1KHz) Frequency response: 80Hz-20KHz Signal-to-noise ratio: 250mAh Working time: 6 hours Charging time: 45 minutes Standby time: ≥240 hours Color: Clear Blue Material: plastic Different batches may have different appearances, which does not affect the use. Package content: 1 x Player 1 x Charging 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 to differ slightly from the real one. The allowable measurement error is +/- 1-3 cm. Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will give you the best solution!