, German Cherry MX Brown Switches - smooth and quiet with tactile switching characteristics without audible click: Quiet, but offers tactile feedback: Ideal for those who appreciate tactile feedback without audible clicks , Aircraft-grade Anodized Brushed Aluminium Frame: Built to withstand a lifetime of gaming: Lightweight and rugged durability, built to last thousands of hours of gameplay , 8 MB profile storage with hardware playback: Allow access to up to three stored profiles on the go, independent of external software , Dynamic Multicolour Per-key Backlighting: Vivid dynamic multi-colour RGB per-key backlighting offers near unlimited colour customisation and control , USB pass through port: Provides convenient access to an additional USB port for your mouse or headset , Dedicated Volume and Multimedia Controls: Control to adjust audio on-the-fly, without interrupting your game , Qwerty English. Wired Connectivity: USB 2.0 Type-A , HID Keyboard Report Rate : 1000 Hertz ,