Razer Tartarus Pro Keypad (RZ07-03110100-R3M1) - Switch Type: Razer Analog Optical Switches, Dual-function keys, Chroma backlighting with 16.8 million customizable color options, 32 fully programmable keys with programmable 8-way directional thumb-pad, Instantaneous switching between 8 key maps, Razer Synapse enabled, Braided fiber cable