The Havit SQ117BT Portable Bluetooth LED Speaker has two full-range speakers for stereo sound. The speaker is 6.5 inches by 2. It also contains a radio for listening to your favorite stations and the option to charge through USB, so you can quickly charge it with a power bank. The Havit SQ117BT contains a 3.7V/2400mAh battery. This speaker has USB, FM, BT, TF, AUX, a multi-color gradient, and a mic jack. Finally, the speaker includes built-in led lights that produce ambient lighting in the room while playing music. The Havit SQ117BT Portable Bluetooth LED Speaker comes with a 01-year warranty.