This 4‐button keyfob remote communicates with the 2GIG Control Panel on the 345 MHz frequency. It gives you the ability to turn the security system on and off before entering or after exiting your property. If there is an emergency, you can turn on the siren and automatically call the central monitoring station. Keyfobs can be programmed to operate the programmable output in the control panel. Use with the 2GIG Universal Garage Door Receiver to open a garage door. The keyfob is a lithium coin battery‐powered, wireless keyfob designed to fit on a keychain, in a pocket or in a purse.