Compability: INM PC AT MAC Button Design : 23 bonds Key Trip : 3.0 -+ 0,3mm Surcharging height : 0,25 -+ 0,05mm Max Pressure : 55-+5g Operating Temperature : 0 - 55 c Key Life : 800 million and above Products Size : mm
System Hardware Requipment : PC with USB 2.0 Port indows 8 / 7 / Vista / XP, MAC OS 10,4 Above