7 Button - Ergonomic design, for left or right-handed use, with textured sides for assured grip Precision control - 800dpi to 6400dpi with 1000Hz ultrapolling/1ms response time Chromatic lighting with 16.8 million colours 1.8m ultra durable USB cable Adjustable weight system for bespoke gaming experience Compatible with Windows XP/7/8/10 Designed in the UK The Alpha Bravo GZ1 USB wired gaming mouse ergonomically designed for comfort and built for precision. Take control with faster more accurate manoeuvres, easily shift through the four DPI settings (800/1600/3200/6400) for pixel precise to lightning fast manoeuvres. Compatible with Windows® XP/7/8/10. Mouse Polling rate 125,1000 Hz Response time 1 ms Number of movement resolution modes 4 Customizable movement resolution Yes Buttons durability (million clicks) 5 Buttons type Pressed buttons Buttons quantity 7 Scrolling directions Vertical Number of scroll wheels 1 Scroll type Wheel Movement resolution 6400 DPI Device interface USB Type