Enjoy crystal-clear sound from this go-anywhere mobile speaker. Wirelessly connect and stream music from your Bluetooth-enabled device from up to 30 feet away. Easily manage phone calls and volume control from your mobile phone. Enjoy five hours of continuous play without recharging. Recharge the built-in lithium-ion battery with the convenience of the included micro-USB cable. Connector/Port/Interface: Bluetooth Depth: 1 5/8amp;quot; Height: 6 1/2amp;quot; Width: 5amp;quot;.