Here are links to the components I bought:
Liftmaster 8500 + Wireless Light + Car Remote + Garage Remote Kit - [ Ссылка ]
Liftmaster 877max Wireless Keypad - [ Ссылка ]
Liftmaster Internet Gateway - [ Ссылка ]
Here is a follow up video showing my install and the operation of the various ways to control the door openers.
