... to the total trip-0.5mm. support the key switch in the plate is 1.5 mm thick iron plate and ... , 1.0m 2.0m. support for PS / 2 interface, programming in DOS, the Win9X, WinME, Win2000, WinXP operating system..Programming features ... software conflicts; provide multi-layer key, can be a different string definitions in the same key; delay code; any button programming can ...