“Does this have to be plugged into a wall to be powered or is there an internal battery? I don’t use a sub often so I’d only need 3 hours of power.”

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• AC powered only. Remember the sub can be placed anywhere in your room and deliver great performance.

  Answered by Jimbo 2 years ago

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• Yes this has to be plugged in at all times for it to work. No battery backup.

  Answered by Cuahtemoc 2 years ago

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• It does need to be plugged in to an 110VAC electrical OUTLET. Does not have battery.

  Answered by SalRod 2 years ago

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