The BTS-210 is light weight portable speaker with Bluetooth that is easy to carry with you wherever you go & includes FM radio. It can be used to play music from your smartphone, tablet, or computer, or you can play MP3 files using the USB port or SD card slot. The BTS-210 delivers clear, crisp sound. The speaker is equipped with two 5W speakers that produce a full sound that is perfect for listening to music, watching movies, or playing games. Includes built-in 1500mAh rechargeable battery for portable speaker playback, or power from mains or USB. Plug in any non-wireless Bluetooth device & playback on this fantastic looking portable speaker using AUX IN socket.