Specification: Basic Information Battery Battery capacity:7.2V/4000mAh Playing Time: about 12H(Medium volume) Charging time: 6H Others Charge means: Type-C Material: ABS Fabric IPX6 Waterproof Power Rated power: 20W Peak power: 25W Connectivity Bluetooth Version- 5.0 Jack 3.5 mm mini-Jack USB Yes WARRANTY INFORMATION Warranty 1 year