A4tech X-755BK

Excellent brand A4tech gaming mouse with incredible resolution, comfortable 5-button programmable controller and a nice price range.The mouse has a great shape suitable for holding in his right hand after a very long time.It is equipped with a laser sensor with flexible options to switch resolutions from 400 to 2000 DPI.Moreover, it is equipped with 16 kilobytes internal memory to store your programmed functions (macros).Mouse response is tuned to the fastest currently used frequency 1000 Hz, the equivalent of one millisecond.Its accuracy is appreciated not only players but also by graphic editors.
Specifications:
Buttons:
9 + wheel

Sensor:
Type:laser
Resolution:400/800/1200/1600/2000 DPI
Connectivity:
Interface:USB 20
Response:1 ms (1000 Hz)

Supported OS:
Windows XP/Vista/7