Liftmaster 878MAX Wireless Keyless Entry System
easy access into your garage by installing a wireless keypad on the
outside of your garage door. With the 878MAX Liftmaster keypad you can
open the garage door with a 4 digit PIN number that you choose to
program. The 878MAX keypad replaces previous models of Liftmaster keypads that used 390MHz and 315MHz frequency and features Security + 2.0 rolling code technology (including the 877MAX Keypad). For use with Liftmaster, Chamberlain, Craftsman and some Raynor garage door openers.
Note: the 878MAX replaces the previous 877MAX model