Put your home security in the palm of your hand with the ALC AHSS21 Remote Control. Arm and disarm your security system remotely with large, easy-to-read buttons. Trigger the panic button of your home system within 300 yds. of the ALC Control Hub (sold separately). Handy integrated loop lets you add the remote to a key chain for quick and easy access. Compatible with ALC AHS Wireless Security Systems.