Mionix Saiph 3200 is a high quality gaming mouse with great precision. Saiph 3200 have a built-in weight tuning system that gives you the possibility to adjust the mouse to fit your unique game-style. The sensitivity is adjustable in-game from 400 to 3200 dpi for games that requires different types of sensitivity. Saiph 3200 is ergonomically designed to fit the natural position of the hand. Features: ? Ergonomic design ? 5 programmable buttons ? 3200 dpi laser sensor ? 7 steps in-game dpi adjustment ? 1.8mm lift distance ? 40 000Hz sampling rate ? 50 inch / sec ? 20 G acceleration ? Weight: 196 g ? 16 kb built-in memory ? Teflon feet ? Full speed USB 2.0 with Plug n Play ? Compitable with all kinds of surfaces