Play advanced. RGB: Personalize lighting for each individual key, customize animations and enjoy in-game integrations from a spectrum of -16.8 M colors with Logitech Gaming Software (Advanced features require Logitech gaming software. Download at logitachg.com/downloads). GX Blue: GX Blue is a traditional mechanical switch delivering distinctive sound and tactile feedback. This keyboard is also available in Romer-G tactile or linear switch versions, sold separately. USB: Plug in your mouse, flash drive, or your phone with the convenience of the integrated USB passthrough part. Ai-Mg: Aircraft-grade 5052 aluminum top case is anodized and brushed for a slim, premium design plus rigid durability. Technical Specifications: GX Blue Key Switches: Durability: 70 million keypresses. Actuation distance: 1.9 mm. Actuation force: 50 g. Total travel distance: 4.0 mm. Physical specs: Length: 132 mm (5.2 in). Width: 445 mm (17.5 in). Height: 35.5 mm (1.4 in). Weight (w/o cable): 962 g (34 oz). Cable length: 1.8 m (6 ft). Palmrest Specs: Dims: L 445 x W89 X H21 mm. Weight: 406 g (14.3 oz). What you need: Windows 10, Windows 8.1, Windows 8, or Windows 7. 1 USB part for keyboard. 1 USB part for USB passthrough (optional) internet access for Logitech Gaming Software (advanced features require Logitech gaming software. Download at logitachG.com/downloads.) What’s in the box: Gaming keyboard, palmrest, gaming keycaps, keycap puller, user documentation. 2-Year limited hardware warranty. FCC listed. gaming.logitech.com. Made in China.