BT2 Bluetooth Keyboard for iPad2/3/4 +Black Leather Folio Case 1.Standard bluethooth V2.0 2.Effective distance:10cm 3.Radio M

BT2 Bluetooth Keyboard for iPad2/3/4 +Black Leather Folio Case

1.Standard bluethooth V2.02.Effective distance:10cm3.Radio Modulation:2.4G FHSS4.Transmit Power Level:Class 25.Operation Voltage:3.0-5.0V6.Operation Current:<5.0mA7.Standby Current:<2.5mA8.Sleeping Current:<200uA9.Charging Current:>100mA10.Standby Time:70days11.Operating time:25 days12.Continue Working time:75Hours13.Charging time:4.5hours14.Li-ion Battery Capacity:430 mah15.Lithium Battery Life:3 years16.Keyboard Durability:500 million times17.Operating Temp:-20~+55°C18.Srorage Temp:-40~+70°C

BT2 Bluetooth Keyboard for iPad2/3/4 +Black Leather Folio Case