The Harbinger RoadTrip 25 portable speaker lets you take full-range stereo sound with you anywhere. Powered by a built-in rechargeable lithium-ion battery, the RoadTrip 25 provides up to eight hours of playback time on a single charge, freeing you from power cords and outlets. With Bluetooth 4.2, you can wirelessly stream audio from your smartphone, tablet or other Bluetooth-enabled device from up to 30' away.
Rechargeable Battery Means Music Anywhere.
Bluetooth Streaming for Cable-Free Audio. Unit weighs 17.95 lbs.
I only used it 2 X- just do not need it anymore.