Waterproof according to IPX6 (withstands severe weather conditions and heavy rain). Product surrounded by air bubbles (resists extreme impacts and floats when dropped in water). TWS function allows pairing of two devices. 5 W power. Bluetooth 5.0. Rechargeable 3.7 V Li-ion battery with 1200 mAh, 5 hours of playback time. USB Type C port, Aux input, TF card slot. 4 RGB light modes in 7 colors. Range up to 10 m. Charging time: 4 hours. USB charging cable included.