● Feature Highlights: With metal texture dual PR diaphragms,IPX7 Waterproof,EQ optional,Ultimate cost-effectiveness,Good sound quality,Rich functional ports,RGB Lighting,Support reverse charging.

● Bluetooth chipset: ATS2853 

● Bluetooth Chipset Version：BT 5.3

● Water Resistance：IPX7

● Battery Capacity: 5200mAh

● Output power(W): 2x20W

● Charging time(H): 5.5 Hours

● Playing time(music)(H): ≥8 Hours(at 50% volume)

● Frequency range: 20Hz-20KHz

● Port: Type-C Charging in Port/USB Port/TF card/AUX in