Key benefits or expand receiver capability to control residential or commercial gate and door operators without changing transmitters. Reduce vehicle wait time with a reliable 160foot control range that lets you open/close from your driver's seat. Flexible multichannel operation lets you run one, two, or three operators from a single receiver and program many remotes and keypads for shared access. What this unit does Multichannel design: Operates as a singlechannel or threechannel receiver to control up to three gates or commercial door operators. 3button remote support: Works with 3button remotes to send OPEN, CLOSE, and STOP commands for commercial operators. Centralized control: One transmitter can control multiple operators, making it practical for sites with several entry points. Compatibility Compatible remote models: 811LM, 811LMX, 813LM, 891LM, 893LM, 890MAX, 893MAX, 895MAX, 892LT, 894LT, and all MAX remotes. Keypads and accessories: Works with keypad models 877LM and 877MAX, and antenna extension kits 86LM and 86LMX. Important: Not for use with MyQenabled garage door openers or devices. Programming and capacity Channel 1: Can program up to 50 remotes plus 2 keypads. Channels 2 and 3: Each can program up to 20 remotes plus 2 keypads. Allows one transmitter to be associated with multiple operators for streamlined access management. Performance and operation Control range: Up to 160 feet (approximately) for convenient, nowait access from inside a vehicle. Operates commercial OPEN, CLOSE, and STOP functions when used with compatible 3button remotes. Designed for gate operators and commercial door operators requiring multichannel receiving. Practical use scenarios Gated community entrance: Program Channel 1 with multiple resident remotes and two site keypads to give homeowners and security staff controlled access. Small industrial park or commercial site: Use all three channels to run separate gate arms and a service bay door; program different remotes for tenants, maintenance, and management. Multientrance residential property: Control driveway gate and side gate from a single receiver while assigning remotes and keypads to family members and guests. What's included 1x Garage Door Opener Receiver (model 850LM) as pictured. Technical note This receiver supports the listed models and accessories only and should not be used with MyQenabled devices.