LiftMaster Security+ 2.0 Single Button Dip Switch Transmitter 315MHz and 390MHz

Single Button Security+ 2.0™ DIP Switch Transmitter (811LM)

Control access to shared entrances with the LiftMaster 811LM Single Button Security+ 2.0™ DIP Switch Transmitter. Ideal for gated communities and commercial properties requiring a large number of remotes, this transmitter features a convenient single-button design and dual 12-position DIP programming with up to 4,096 codes. Extended-range narrow-band transmission provides reliable communication with compatible Security+ 2.0™ receivers, including the LiftMaster 850LM Universal Receiver.

Note: Compatible with supported Security+ 2.0™ receivers only. Does not work with LiftMaster 8360 or 8550 residential garage door openers.

LiftMaster 811LM Transmitter Features:

• Supports 315 and 390 MHz Frequencies
• Universal DIP Single Button Remote Control
• Security+ 2.0™ Rolling Code Technology
• Ideal for Gated Communities and Commercial Properties with Shared Entrances
• Dual 12-Position DIP Programming Offers Up to 4,096 Codes
• Extended-Range Narrow-Band Transmission
• Compatible with the LiftMaster 850LM Universal Receiver
• Includes Battery and Manual