JBL Charge Essential

Wireless Bluetooth streaming
Up to 20 hours of playtime
IPX7 waterproof design
Built-in power bank
Durable, rugged, and built to last
Hear the bass loud and clear
2 x10W RMS Output power
Li-ion polymer 22.2Wh (6000 mAh)
65 Hz – 20k Hz Frequency response