Key Specifications/Special Features:

Materials:
Front panel: brushed stainless steel
Keys: brushed stainless steel
Trackball: brushed stainless steel
Mounting pack: aluminum alloy
Electrical:
Power supply voltage: 5.0V DC, ±5%
Current rating: 10mA
Trackball resolution:
X: >400dpi
Y: >380dpi
Interface: PS/2 or USB
Mechanical:
Operational life: >1 million cycle actuations
Stroke travel: 2mm
Actuating force: 120g
Lettering: etching with strong printing ink
Weight: 2.0kg
Size: 478 x 135mm