3" Bluetooth USB microSD speaker 5W RMS LED Always bring your music with you thanks to the  P28-H6 portable speaker.  Thanks to this product, you can listen to your favorite music in any environment whether it is external or domestic. Features RMS power: 5W Speaker size: 3" Keys for volume control, playback mode, PLAY, PAUSE, NEXT, BACK Playback mode: Bluetooth, AUX, USB, microSD card, Radio Signal to noise ratio: 90dB Bluetooth version: 4.2 Distance of transmission: up to 10 meters Internal 500mAh lithium battery Up to 4 hours of music Full recharge in less than 2 hours LED light in 7 colors Dimensions: 17 x 11.5 x 9.5cm Package contents 1 Portable Bluetooth speaker USB microSD 3 "5W RMS LED 1 USB-microUSB charging cable 1 Instruction booklet in Italian