The Future of residential home security and home management is now. Offer your customers the latest and most advanced security and home management solution in the industry. Control any garage door operator with 4-Button Key Ring Remotes (2GIG-KEY2-345) For use with up to 10 4-Button Key Ring Remotes (2GIG-KEY2-345) Simple design plugs directly into standard 110 VAC outlet Easy to install using two conductors directly connected to the garage door operator or existing wall-mounted push button 4-Button Key Ring Remote transmitter codes persist in memory during loss of power Over 1 million unique transmitter codes for secure communication