Description Karbon Helium Series Premium Wired Keyboard and Mouse Combo Technical Specifications: Mouse Controls: 6 Button, Scroll Wheel, DPI Adjustment and 2 Side Buttons DPI: 800 / 1200 / 1600 / 2400 Cable Lenth: 1.5M Polling Rate: 125MHz Maximum Acceleration: 8G Size: 110 X 70 X 40mm Keyboard: Wireless Type: 2.4GHz LED Indicators: Scroll, Num Lock and Low Battery Dedicated Keys: 20 Shortcut Function Keys: 12 and Fully Qwerty US Layout Cable: 1.5M Key System Membrane Key Type: Chocolate Block Low Profile Size: 466 X 186 X 25mm What’s in the box? Karbon Helium Series Wired Keyboard Karbon Helium Series Wired Mouse