Domon&reg; bluetooth speakers,Mini Portable Bluetooth Wireless Speaker with Colorful LED Light Subwoofer HIFI Speaker Support USB TF Card(White) Colorful led wireless bluetooth speaker thanks to the Domon unique technology which Multi-function with Stereo Sound, Subwoofer, Bluetooth,Free phone,FM function,SD Card,high power Lithium batterry. Colorful led bluetooth speakers,built-in high-quality dual voice coil speakers, bright treble, alto mellow, deep bass,Add a unique, fun ambiance to any room, or even outside with the BASS LED Bluetooth Stereo Speaker, bringing you the perfect music to enjoy. Phone time: about 6 hours, Music playing time:8-12 hours,fully used for a day.Powered by built-in rechargeable battery or USB port. Portable speaker with led lights,very portable when outdoor, small size and light weight. Very convenient to hook it to your bags,perfect for dancing, partying, cycling, camping and running. Allows you to stream music from Bluetooth enabled devices such as cell phones, PDAs, MP3 players, PCs and laptops.Offers a wireless connection range of 15 meters.