Manhattan 78 Scissor Keys Tablet Mini Bluetooth Keyboard (177887) Pairs easily with Bluetooth-enabled tablets, desktops & smartphones Scissor-key system reduces typing noise & offers precise keystroke response Sleek, compact design Working voltage: 1.8 - 3.3 V Bluetooth 2.0 78 scissor keys 78 scissor keys Package Contents :Tablet Mini Keyboard ,2 AAA Batteries , Quick install guide