Sony RT3 Home Theater System with Dolby 600 W Bluetooth Soundbar (Black, 5.1 Channel)

6 hours of playback. The impedance is 4 ohms. Audio frequency Range: 200 Hz to 18kHz; Playback time : 6 hours at 80% volume
Easy to carry, easy to store – with hand strap, it’s highly portable and easy to carry one-handed or in a bag
Integrated microphone for phone calls – easily answer phone calls. No more hassle switching devices or audio output when receiving a call on your phone and go hands-free
Effective distance is up to 10m, Handsfree calling support: yes
Bluetooth version V4.2 ; Clear and natural sound and parametric mesh design
Its 3.7V 480mAh lithium battery can be charged using the Micro-USB port, however the USB charging cable is not bundled in the box