The Razer DeathStalker Essential gaming keyboard is designed with a low profile chiclet keycap architecture and engineered with full anti-ghosting capabilities. Powered by Razer Synapse 2.0, the Razer DeathStalker Essential outfits you with all crucial necessities for total game dominance. Features: Fully programmable low-keycap chiclet keys Extreme anti-ghosting Razer Synapse 2.0 BACK TO TOP Specifications: Low-profile chiclet keys Extreme anti-ghosting capability for up to 10 simultaneous key presses Razer Synapse 2.0 enabled 1000Hz Ultrapolling Fully programmable keys On-the-fly macro recording Dedicated Gaming Mode for deactivation of the Windows key Multi-media controls Fixed wrist rest 2m rubber sheathed cable PC with USB port Windows 8/ Windows 7 / Windows Vista / Windows XP (32-bit) Internet connection (for driver installation) At least 200mb of hard disk space Razer Synapse 2.0 registration (requiring a valid e-mail), software download, license acceptance, and internet connection needed to activate full features of product and for software updates. After activation, full features are available in optional offline mode.