Razer Linear Optical Switches Gen-2 For Lightning-fast Actuation with Smooth, Silent Keystrokes: Improved with sound dampeners for an even quieter typing experience, the smooth, consistent switches are now also more responsive with up to true 8000Hz polling rate for lower input latency. Doubleshot PBT Keycaps For a Sturdy, Textured Finish: Harder and more durable than ABS, these tough keycaps won’t wear down to a shiny finish and have labels which will never fade thanks to their doubleshot molding process. Sound Dampening Foam For Improved Keyboard Acoustics: Added for improved acoustics, the Razer Huntsman V2 has a layer of special foam inside its casing which absorbs any pinging noises that might occur when you bottom out your keys. Multi-function Digital Dial and 4 Media Keys For Convenient Control: Configure them to pause, play, skip and tweak everything from brightness to volume—the ultimate convenience as you enjoy your entertainment. Ergonomic Wrist Rest For Extended Gaming Comfort: The sturdy wrist support perfectly aligns to the keyboard to relieve pressure on your wrists, so you feel less fatigued when gaming over long periods. Connectivity technology: USB-A