Description: 5.0,more stable,fast pairing with phones,laptops,computer or other enabled devices. Support function: Support MP3, USB, TF , AV , FM,, remote control. audio, clear sound quality, pure output,super heavy bass sound to give you a great hearing enjoyment. Built in FM radio function, strong signal, lossless transmission.USB or TF Input, the system automatically playback after plugging in.To play music you like freely. Small size,simple operation.Rated power 25W, can match with 10 inch subwoofer.Remote Control,full function, with number key directly control. Specification: version 5.0 version Power: 25W Impedance: 4Ω Voltage: 5V charging Size Chart: Material: Plastic Electronic Devices Size:190x83mm/7.48x3.27inch Package Includes: 1 Piece Player Decoder 1 Piece Remote Control Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!