CONNECTION TYPE USB Type A (corded) USB Protocol: USB 2.0 USB Speed: Full Speed Indicator Lights (LED): 2 USB Ports (Built-in): 1, USB 2.0 BACKLIGHTING Single color (5 fixed brightness levels) G413 Silver: White G413 Carbon: Red SPECIAL KEYS Backlight Toggle: FN + F7 Game Mode: FN + F8 Media Controls: FN + F9/F10/F11/F12 SYSTEM REQUIREMENTS WindowsR 10, Windows 8.1, Windows 8, Windows 7 USB port (for keyboard) Second USB port (for USB passthrough port) (Optional) Internet access for Logitech G HUB PHYSICAL SPECIFICATIONS Height: 132 mm (5.19 in) Width: 445 mm (17.5 in) Depth: 34 mm (1.33 in) Weight w/o cable): 1,105 g (38.9 oz) Cable: 1.8 m (6 ft) ROMER G MECHANICAL SWITCHES Durability: 70 million key presses Actuation distance: 1.5 mm Actuation force: 45 g Total travel distance: 3.2 mm