Vox Beanie With Wireless Earphones.

Acrylic knit beanie with wireless headphones. Power/Technology: Rechargeable Lithium Polymer battery: 3.7V/200 mAH; Input: 5V; Output Power: 2W x 2; Work current: 200 mA in charging; Frequency response: 20Hz-20 kHz; Transmission range: 10m (32 feet); Wireless V 4.2. . Playback time: Approx. 3 to 3.5 hrs depending on usage. Must be charged prior to first use. Charge time varies by device. . Instructions and charging cable included. LED indicator lights. WARNING: Item Contains LITHIUM BATTERIES and is restricted to ground shipping only.  CANNOT ship via air including to any U.S. address where part of the trip will be via air transport (i.e., Hawaii, Alaska, Puerto Rico).  CAN ship to Canada via Ground transport only.