ABS Plastic and Aluminum multi-function tech accessory is both a wireless speaker and wireless charger. Compatible with all phones that support wireless charging. Please note, this is not a fast charger. While it will charge devices that support fast charging, it will do so at a standard speed. It is recommended to check your device specifications before purchasing to ensure compatibility. Power/Technology: Rechargeable Lithium-Ion battery: 3.7V, Capacity: 400 mAh; Input: DC 5V; Output: 5V/0.8A (Wireless); Output/Power: 3Wx1(Speaker); Frequency response: 20-20kHz; Wireless V 5.0.; Transmission range: 10M (30 feet); Wireless charging distance: 6mm (0.23"). Speaker must be charged prior to first use. Charge time varies by device. Approx. speaker playback time: 2-3 hrs, depending on usage. Charging pad must be connected to a power source with USB cable. Note: Most cases must be removed from phone for wireless charging to work. Includes instructions and USB charging cable. CE, FCC Approved. 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, Pu(more...).