Sealing : IP67 sealed
Keys : 92 short travel switches, tactile feel switches with 0,3 mm travel and 2,55 N operating force
Pointing Device : 50 mm laser trackball, epoxy resin ball
Output : 1,6 meter PS/2 or USB cable(s)
Power requirements : Directly from PS/2 or USB port
Operating temp. : 0°C to +60°C
Front layer : Black polyester front layer with embossed keys, scratch and chemical resistant