The Standard Alarm is a basic keypad operated system ideal for a flat, terraced, or semi-detached home. The keypad enables you to set or unset the alarm via an access code. The system is pre-set with a 20 second exit/entry period and will allow the entire property to be either armed or disarmed. The kit contains: 1 x siren box with flashing LED 1 x remote keypad 2 x PIR movement detectors 2 x door/ window contacts