Product Housing material: plasticOutput power: 5wSize: 14.8*10.5*8.5cmColor: blackBattery capacity: 1200mADelivery content: 1 x bluetooth speaker1 x audio cable1 x charging cable1 x instruction manual1. 【Bluetooth V5.0】: Uses a powerful bluetooth 5.0 smart chip to make the connection easy, fast and stable. Compatible with mainstream devices. The bluetooth speakers are compatible with mainstream cell phones, tablets, laptops and other smart devices on the market. Connection distance of 10m. 2. 【Three-dimensional stereo effect】: 57mm with bass diaphragm, the stereo effect is stronger so that you can enjoy the 3D sound experience. The speaker with the corresponding dual speaker mode makes it easy to create stereo sound.3. 【Multiple Play Modes】: Support Bluetooth playback card / USB flash drive, AUX playback and FM playback mode to match the rhythm of different scenes, enjoy wonderful music anytime, anywhere.4. High-definition Hands-free Function: Built-in intelligent noise-cancelling microphone without stuttering, no delay, no stuttering, clear and true voice, free hands. One-touch speakerphone.5. 【Good Performance】: Built-in 1200mAh large-capacity core, medium volume playing time, 5-8 hours of continuous listening to music, 8 hours, 150 songs, charging time 2 hours. Built-in noise-cancelling microphone can ensure high-definition hands-free calls without a box.