Transmit Range: up to 10 meters
Range of Frequency: 2.4 GHz
Operating Voltage: 3.7V (Powered by Li-ion)
Operation Current: <5mA
Standby Current: 1.2mA
Sleep Current: <0.25mA
USB cable included for charging. Works with all versions of iPad 2 3 4. Keyboard will connect to any Bluetooth device but it can only be used as a case and stand for the iPad 2 3 4 .
Customized with sleep/wake hibernation mode when case is on the tablet
Rotates 360 degrees for multiple viewing options including vertical and horizontal.
Keys are hard ABS with very good response.