LIGHTSPEED wireless delivers pro-grade performance with flexibility and freedom from cords. Creates a clean aesthetic for battlestations. Delivers 40 hours on a single full charge. LIGHTSYNC technology provides RGB lighting that synchronizes lighting with any content. Personalize each key or create custom animations from 16.8M colors with Logitech G HUB software. Low Profile mechanical switches offers the speed, accuracy and performance of a mechanical switch at half the height. The GL Clicky switch features a distinctive sound and tactile feedback. Comes in 3 options: GL Tactile: GL Linear or GL Clicky. Tenkeyless design provides more room for mouse movement. Store the USB receiver in the back of the keyboard for additional portability. Beautifully crafted, the G915 TKL uses aircraft-grade aluminum alloy to deliver incredibly thin but rigid and durable design. Enjoy 40 hours of game time on a single charge. Low battery warnings at 15% on the keyboard battery LED and via pop-up notification in the Logitech G HUB software. Quickly recharges in 3 hours. Dedicated media controls with a precision engineered, edgeless volume wheel provide convenient and easy control to quickly play, pause, skip or mute your media. Connect to multiple devices uses LIGHTSPEED or Bluetooth. Toggle between high-performance LIGHTSPEED wireless via USB receiver and Bluetooth quickly and easily.