Product Feature:Size: 451*63*61mm.BT Version: V5.0.Frequency Response: 60Hz~18KHz.Battery Capacity: 2000mAh.Play Time: 10-12.5 hours.Audio Output: 6W*2. Model: OBS-91D Full-Room Sound:Dual 6w full-range driver fills the whole room with stunning sound for an immersive at-home music or movie experience. Premium Design:A metallic grill, a robust build, and clean lines give the soundbar a refined finish. At just 2.4 inches tall, the soundbar fits comfortably under the TV without obstructing the view. Long-Lasting Battery:A 2000mAh lithium-ion battery keeps your tunes playing for up to 12.5 hours on a single charge. Easy Controls:Elegantly rotate the delicate vacuum coating switch to turn on your SoundFull. Then play, pause, skip tracks, and control your phone calls with the simple tap of top controls.Elegantly rotate the delicate vacuum coating switch to turn on your SoundFull. Then play, pause, skip tracks, and control your phone calls with the simple tap of top controls. Versatile Input Options:Connect wirelessly using advanced BT to play music, answer calls, and more. An aux or a memory card slot allows you to plug in and play. Did you notice that?:You can pair two SoundFull to make a full stereo sound or to double the volume while controlling both soundbars through a single device.