LiftMaster 976lm Wireless Keyless Entry System with Security+ Anti-Burglary Coding. Operates at 390 mhz. Easy mounting to your garage door jamb with just 2 screws.

LiftMaster 377LM Wireless Keyless Entry System with Security+ Anti-Burglary Coding Lets you open your garage door without remote control or keys. The 377LM also Features a temporary password option to let you give friends, relatives or maintenance people limited access.

LiftMaster 387LM Universal Keyless Entry System - If you need to replace a damaged or non-functioning keyless entry, or just want to complement your existing garage access system, the new LiftMaster® Universal Keyless Entry is the perfect single-source solution. It is designed to work with a variety of brands of garage door openers to give you convenient, secure access to your garage and home. And as with all our LiftMaster products, delivers the latest technology in security, convenience, and performance.