Harman Kardon SoundSticks 4 Bluetooth Wireless 2.1 Speaker System, White - Certified Refurbished Over-Ear Battery life: 120 min for

Battery life: 120 min for both Heat and Cold and 60 min for Contrast

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approximated sine wave to supply cost-effective battery backup power for equipment that does not require pure sine wave output

Harman Kardon SoundSticks 4 Bluetooth Wireless 2.1 Speaker System, White - Certified Refurbished Over-Ear Battery life: 120 min forFill the room with rich audio using the SoundSticks 4 Bluetooth Wireless 2. 1 Speaker System from Harman Kardon. With an iconic transparent dome design, the wireless Bluetooth speaker system blends into almost any room or setting. The full range speakers produce to 140W of power and have a 5. 25" downward firing subwoofer for high fidelity sound for music, movies, and more. Features 2. 1 Channel Configuration Up to 140W of Total Power Eight Full Range