Chamberlain B4505T 3/4 HP Smart Quite Belt Drive Garage Door Opener

Smartphone control: Control, secure and monitor the garage with the myQ app- anytime, from anywhere.
Works with Amazon Key: Enables convenient and secure In-Garage Delivery.
Quiet operation: An ultra-quiet DC motor and belt drive system ensures comfortable living spaces near the garage.
Trusted security: Security+ 2.0 technology provides unmatched encryption (100 billion codes).
BILT intelligent instructions: 3D instructions for a quick, easy installation.