Cooler Master Storm Octane Gaming Keyboard and Mouse Combo (SGB-3020-KKMF1-US) - Interface: USB, MS35 Optical Mouse, Avago 3050 Optical Sensor, 3500 DPI, 7 LED Backlight, Mouse Dimension: 129 ( L ) x 73 ( W ) x 38 ( H )mm, Weight: 116g, MB7C Membrane Keyboard, Multimedia Keys, 7 LED Color Backlight, Keyboard Dimension: 471 ( L ) x 196 ( W ) x 41.6 ( H )mm, Weight: 920g, 2-Year Carry-In Warranty