Razer Orbweaver Mechanical PC Gaming Keypad
http://www.amazon.com/gp/product/B00B1N07QM?tag=sukses2015-20
Mechanical key infrastructure
20 fully programmable keys and 8-way thumb-pad
Adjustable hand thumb and palm-rest modules
Instantaneous switching between 8 key maps
Backlit keypad for total control even in dark conditions
