Large wireless speaker featuring heathered fabric front panel; Power/Technology: Rechargeable Lithium-Ion battery; Capacity: 1800 mAh; Input: DC 5V/20A; Output: 4-5W; Working voltage:34-42V; Wireless V 42; 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, 35mm audio cable and Instructions included; FCC Approved; Product Size: 6″ w x 4.625″ h x 2.125″ d; Shipping available to contiguous U.S. addresses and Canada via Ground only. Cannot ship via Air, Internationally or to Alaska, Hawaii, Puerto Rico and any other small U.S. island territory.;