Low-profile mechanical switchesNew high-performance gaming switches offer the speed, accuracy and performance of a mechanical switch at half the height. The GL Tactile switch produces a discernible bump at the point of actuation. Comes in three options: GL Tactile, GL Linear or GL Clicky. LIGHTSYNC RGBNext-gen RGB lighting synchronises lighting with your gaming and entertainment content. Personalise each key or create custom animations from ~16.8M colours with Logitech G HUB software. Premium AL-MG buildBeautifully crafted, the G815 uses aircraft-grade aluminium alloy to deliver an incredibly thin yet strong and durable design. Programmable G-keysFive dedicated G-keys can be programmed with custom macros and commands per game or app profile. Requires use of Logitech G HUB to easily set up and manage profiles, commands and more. USB passthroughThe additional, dedicated USB cable connects the USB 2.0 passthrough port to its own input for full-power throughput and data spee