LiftMaster G2777 truecctv Supervised Inputs & Relay Outputs:

Supervised Inputs & Relay Outputs: Features four relay outputs and eight supervised inputs

Choose from 30W or 60W options to match device power requirements

Cat5 input for seamless integration with Channel Vision's audio systems

Operating on a 390MHz frequency with billion code security technology

Three-Function Control: Dedicated buttons for Open

LiftMaster G2777 truecctv Supervised Inputs & Relay Outputs:LiftMaster G2777 7 Foot Belt Drive Rail Assembly The LiftMaster G2777 7 Foot Belt Drive Rail Assembly is a sturdy, one piece rail designed for smooth, quiet operation with 7 foot tall garage doors using compatible LiftMaster or Chamberlain belt drive openers. This complete assembly ensures proper function and fitrefer to your openers manual to confirm compatibility before ordering. One piece design for straightforward installation and stable