Logitech G3
Price: £39
Size: 115mm x 60mm x 33mm
Shape: Symmetrical
Buttons: 6
Wheel: Vertical
Sensor: Laser
Resolution: 2000 DPI
USB Rate: 500 Hz
Linear Limit: 1.30 m/s (51"/s)
Skipping Point: 1.35 m/s (53"/s)