423LM LiftMaster Garage Door Opener 3-Channel Coaxial Receiver

• This receiver can be used with a multi-function remote control (62LM, 63LM, 64LM, 82LM, 83LM, 33LM) to operate three residential garage door openers.
• OR with a three button door control to OPEN, CLOSE, or STOP a commercial garage door opener. Use 33LM remote control for commercial open, close, and stop operation.
• 390 Frequency
• The receiver and antenna use TV Type F coaxial connectors. The antenna can be plugged directly into the receiver or mounted to a bracket and connected to the receiver with model 86LM coaxial cable kit for extended range.
• Specifications: Output Rating - 5 Amps 28VAC or DC Max; Power - 18-30V, 30mA, 60Hz; RF Frequency - 390 MHz
• If the power is other than shown in specifications, accessory transformer model 95LM  is required. Model 86LM coaxial cable kit (shown below) is also available.
• Accessory Transmitters - Series 50, 60, 80 and 33LM.
• Compatible Keyless Entry 66LM.
• Other LiftMaster Garage Door Opener Receivers