Waterproof IPX5, Rainproof, Perfect for the beach, poolside,
boat and more outdoor activities. Optimized with Google Assistant and Siri voice control, Wireless range upto 10M. Built-in Li-Ion 3600mAh rechargeable battery guarantees up to 4.5 hours playtime in 50% volume. Audio Player- USB-flash ,Aux-in 3.5mm jack, Handsfree function.
Battery Capacity: 7.4V 3600mAh