Myvision&reg; by Domon&reg; Mini Portable Wireless Bluetooth Speaker with Stereo Sound, Subwoofer, Bluetooth,Radio, Free phone,FM function,SD Card,high power Lithium batterry-N9S(Blue) Working with any 3.5 mm stereo jack, perfect for laptops, phones, portable game devices, MP3/MP4 players, etc Size defying sound - Vacuum bass design provides amazing volume and bass response in a small space-saving speaker Built-in rechargeable battery - Long-lasting rechargeable internal li-ion battery With audio cable and plugs for connecting to audio source, you can charge speaker while listening Various kinds of colors and designs for your choice