Foil covered keyboard Mounting type: 19 Inch front panel wit mounting boreholes Max. Protection level: IP65 Pointing devices: 38 mm Trackball Number of keys: 105 Interfaces: PS/2 Switching technology: short travel keys Operation force: 2,6 N Switch travel: 0,3 mm Switching cycles: approx. 3 Mio Operating temp.: 0°C to +70°C Storage temp.: -25°C to +80°C Dimension: 482,6 x 133,5 (3HE) x 43,5 mm Weight: 1000 g Layout: german