Key Fob - A keychain remote used to arm and disarm a security system with the touch of a button. Key fob buttons can usually be programmed for many different functions such as system arming and disarming or panic alarms. A key fob can also be used in some access systems as a proximity card that allows authorized access to restricted areas.
Key Holder - A nominated person who is able to operate the security system and has keys to the property. In the event of an alarm, the dispatched authorities will often request a key holder to meet them at the alarmed location so that they have access to investigate the alarm.
Key Pad - The device used to interact with your alarm system to perform functions such as system tests or arming and disarming your system.