Welcome to our store! The keyboard supports running for Win 2000 / Win XP / Win ME / Vista / Win7 / Win8 / Android / Linux / OS X and other operating systems. The one-handed keyboard supports LED color backlight, allowing for easy setup. The mouse's two-color woven nylon cable is equipped with an anti-static electromagnetic ring, durable and anti-interference. Supporting 5 adjustable DPIs, this mouse provides more free control and is easy to use. The ergonomic surface provides a comfortable feel and reduces fatigue, making it practical. Item Type: Keyboard Mouse Set Model: J50 Mouse Parameters: Number of Keys: 7 Resolution: 1000DPI, 1600DPI, 2400DPI, 3200, 5500DPI (adjustable) Key Life: 10 million Rated Voltage/Current: DC 5V/100mA USB Version: 2.0 Buttons: Left, Right, Scroll Wheel, DPI, Shortcut Key, Forward, Backward Light Effects: Colorful Compatible: For Windows 7/8/10/2000/XP/Vista / OS X or the latest version. Keyboard Parameters: Model: V100 Item Type: One-Handed Gaming Keyboard Product Interface: USB 2.0 Pressable Number Keys: 35 Keys Key Life: 20 million times Keyboard Line Length: Approx. 1.6m / 5.2ft Flash ROM: 32 bytes EEPROM: Built-in 2K bytes Working Voltage: VDD = 3.3V-5.5V Working Current: 100mA Ambient Temperature: -40-+85℃ Programming Temperature: 0-+85℃ 1 x V100 Keyboard 1 x Mouse 1 x User Manual If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.