AmazonBasics Wireless Bluetooth Dual 3W Speaker with Built-in Microphone - Black Plays music up to 30 feet (10 meters) from any Bluetooth-enabled device such as your smartphone, notebook, or tablet Speaker has two internal 3W speakers and built-in microphone for hands-free calls Connects via Bluetooth or a 3.5mm stereo cable (not included) Up to 15 hours of wireless play on a single charge when listening to music or making calls Comes with a Micro USB to USB charging cable. Speaker Dimensions: 7.3 x 2.4 x 2.8 inches (LxWxH) Note: Refer the User Manual before use.