. Take hold of your game with the Razer Tartarus Pro & never let victory escape your grasp. Experience measured nuanced control with its Razer Optical Analog Switches that have adjustable actuation while arming yourself with a deadly arsenal of commands & macros across 32 programmable keys. Key Features. Razer Analog Optical Switch Adjustable actuation 32 programmable keys 8 quick-toggle profiles Unlimited macro length & profile storage Dual-function keys. Product Features Razer Analog Optical Switch Instead of getting one input when pressing a key these switches can register scaling levels of input in the same keystroke providing a deeper degree of control similar to controller thumbsticks. Adjustable actuation Have the Razer Tartarus Pro calibrated for speed control or a balance of both & enhance your playstyle by tuning the keypad to be as sensitive as you want. 32 programmable keys Never run out of room for your macros or keybinds & bring a new dimension to PC gaming with an 8-way directional thumbpad that can be assigned for navigation or even more commands. 8 quick-toggle profiles Whether you're loading up a different game or swapping skill loadouts enjoy more convenience & utility with a button on the side of the keypad that changes your profile instantly. Unlimited macro length & profile storage Make your skill rotations & gameplay more efficient with the freedom to devise advanced macros & prepare the perfect setup for any boss encounter with a collection of stored profiles. Dual-function keys As a direct benefit of having scaled inputs from Razer Analog Optical Switches you can now bind two functions to each key one that triggers on a partial keystroke & another on a full keystroke...