Mini Macro Mechanical Gaming Keyboard, 6 Keys One Handed USB PC Keypad with Knob, Programmable Shortcut Custom Function, for Windows, for Vista(Full Black)

Specification: Item Type: Mini Keypad Material: Acrylic, PCB Application: Suitable for office, game, music, media, industrial control, laboratory, production line testing and other fields System Support: For Windows, for VISTA, for Linux, for OS X Button Life: Up to 50 million times Type: Dustproof blue switch Number Of Keys: 6 key Size: Approx. 102x57x38mm/4.02x2.24x1.50in Current Voltage: DC 5V/1A Operating Temperature: -10? to 50? Package List: 1 x Mini Keypad 1 x USB Cable Tips:  This software can only be run on for Windows system temporarily, as far as possible to download on computer PC, set the software to install, open the can be run directly, will automatically be stored in the chain plate set, again to support usb protocol such as for Linux, use on for OS X systems (note that antivirus software to release for the first time, set the trust file)!!