Small but powerful! For the ultimate sound experience, this set of two pairable miniature speakers provides exceptional stereo surround sound. Will also act as a remote control for your camera – you will look much better in those selfies when you can set your camera at a distance. No more need for a selfie stick. How is that for multitasking? A magnetic base allows a variety of placement options. Internal rechargeable batteries (included), 2 USB/MICRO USB charging cords, and Bluetooth (V4.2) capability. Playtime is up to 4 hours on full charge. On/Off switch, LED indicator, microphone, USB port and a magnet that is located on the bottom of the speaker will attach to anything metal. So easy to setup. Instructions included. World's smallest speaker with the world's best sound. Measures 1-1/2" in diameter and 1-3/8" tall. Each speaker weighs 2.1 oz.