Razer DeathStalker Ultimate is a gaming keyboard, and what makes it different from the rest is that this keyboard is using dynamic adaptive tactile keys. This keyboard is using Razer’s award-winning Switchblade User Interface (UI) along with customizable LCD trackpad and LED keypad. This keyboard also has 10 dynamic tactical keys that can be used for binding commands or macros, and thanks to the Razer’s Synapse 2.0 software, these keys can display any image that you want. The interface is dynamical, so your keys will change accordingly while the relevant information is displayed on the screen. Razer DeathStalker Ultimate might just be the smartest keyboard on the market, since it is using dynamical and adaptive interface, and as for the price, this keyboard should cost $249.99 in US and €249.99 in the UK. Source: Saqatorrent