In KOSguard system, the adaptor is used for reading identification chips when entering data about control points and guards into WSOK program and for communication with data chips. Without the attached adapter, which serves as a hardware key, the evaluation program WSOK can only run in a demo mode. The plastic reading part of the adapter is recommended to be placed next to the keyboard. The other end should be connected to an available PC USB port. The plastic part has the reading probe for reading identification chips. Both ends are connected by a cable.