• Large wireless speaker featuring heathered Fabric front panel. • Power/Technology: Rechargeable Lithium-Ion battery; Capacity: 1800 mAh; Input: DC 5V/2.0A; Output: 4-5W; Working voltage:3.4-4.2V; Wireless Version 4.2; Transmission range: =10m (approx. 30 ft). • Includes microphone feature for answering and making phone calls. • Silicone carry handle. • Device must be charged prior to first use. Charge time varies by device. Minimum 4 hours. • Playback time: approx. 3 hours at top volume • USB charging cable, 3.5mm audio cable and instructions included. • FCC Approved.