Specification‎:‎ 1‎.‎ Brand‎:‎ Motospeed 2‎.‎ Model‎:‎ V50 3‎.‎ Color‎:‎ White 4‎.‎ Material‎:‎ ABS 5‎.‎ Keys amount‎:‎ 5 Buttons and a rolling wheel  6‎.‎ Connection‎:‎ USB Wired 7‎.‎ Resolution‎:‎ 1000 ‎- 1500 ‎- 2000 ‎- 4000DPI 8‎.‎ Refresh rate‎:‎ 125HZ ‎- 250HZ ‎- 500HZ‎(‎Default‎)‎ ‎- 1000Hz 9‎.‎ Image processing power‎:‎ 6400fps/s 10‎.‎ Acceleration‎:‎ 20G 11‎.‎ Cable Length‎:‎ 1.8m 12‎.‎ Dimension‎:‎ 118.82 * 64.61 * 38.83mm 13‎.‎ Supported systems‎:‎ for Windows 2000/XP/ME /Vista/win7 /Win8 Features‎:‎ 1‎.‎ Plug and play‎,‎ and with 3 colors for option‎,‎ black‎,‎ white and blue‎.‎ 2‎.‎ Built in avago a3050 optical engine‎,‎ precisely positioning and tracking‎.‎ 3‎.‎ High sensitivity‎,‎ with 4 files dpi for your choice‎,‎ helps to gain the advantages over your opponents in the game‎.‎ 4‎.‎ Light up your mouse with 16.8 million RGB backlit‎.‎ 5‎.‎ Supports macro setting‎.‎ Package Included‎:‎ 1 * Motospeed V50 4000dpi Adjustable Avago A3050 USB Wire RGB Backlit Gaming Mouse Support Macro Setting