1、Cool Lighting Effects: RGB lighting effects are used for the keyboard, mouse and headset to create a cool and colorful game ambience and enhance the fun of the game. 2、High Sensitivity: The mechanical keyboard adopts a floating key design, the keyboard keys are sensitive, and there are independent switches. 3、Six Levels DPI: 800‑1600‑2400‑3200‑4800‑8000 six levels DPI is adjustable, you can easily adjust the mouse speed to adapt to different game scenarios. 4、Lightweight Comfortable: Gaming headsets are soft and breathable, providing extraordinary comfort, virtual surround sound provides you with a higher level of accuracy. 5、Easy to Use: Four pieces computer game Kit is plug and play, no driver required, easy to use, universal for desktop and laptop computers. Item Type: Four Pieces Computer Game Kit Material: ABS Color: Blue Keyboard: 87 keys Mechanical Keyboard, Green Axis, Support Hot Swappable, Send an Axis Puller,2 Axes, 9 Kinds of Light Switch Headphone: 7.1 USB Single Port, Long Microphone, Metal Head Beam, RGB Lighting Mouse: 7 buttons Gaming Mouse, One button Return to the Desktop, 800-1600-2400-3200-4800-8000 DPI Six Levels Adjustment, RGB Colorful Lighting Mouse Pad Size: Approx. 250mm / 9.8in Approx. 300mm / 11.8in Approx. 3mm / 0.12in Applicable Equipment: For General Desktop and Notebook Computers 1 x Keyboard 1 x Mouse 1 x Earphone 1 x Mouse Pad 2 x Replacement Shaft 1 x Key Puller 1 x Chinese and English User Manual