The Martin Stereo Sound Bar Speaker is a great addition to your home entertainment system. Simply connect the sound bar to your TV, computer, or smart device wirelessly or using the included 3.5mm AUX cable and enjoy any entertainment in stereo sound. The portable size allows you to enjoy the music both indoors and outdoors. The sound bar has 2 x 3W 40mm speakers to enhance the sound performance, volume and track controls, and has an optional rainbow light bar with multiple display modes. The Martin includes a micro-USB charging cable to recharge its 600mAh lithium battery and comes in a brown gift box. Playback time: 2 hours per charge; Charge time: 2 hours; Total Output: 6W.