Giant RGB Wireless Speaker is designed for immersive audio experiences anywhere. Specifications: Wireless Version: 5.3 Working Distance: ≤10m Battery :1800mAh Output:20W; Music Time: 3H Charge Time: 6H; frequency response:120Hz～ 20KHz; Speaker Type:78mm; Wireless Frequency :2.402GHz-2.480GHz Function:Wireless/TF/AUX/USB; Wireless Protocols :A2DP、AVRCP、HSP、HFP; Charge Port:Type-C /USB Charge current:5V-1A Size:165*165*200mm Weight:1130g