811LMX Gate Remote for liftmaster, 12-Code Switch Replaces 811LM, 811LMX Gate Opener Remote Compatible with 850LM/ 860LM Receivers, Using Security+ 2.0 Technology, 390 MHz and 315 MHz, 2pack

【Replacement for 811LM and 811LMX Remote】811LMX gate opener remote can replace 811LM and 811LMX Remote, and compatible for cloning with 892LT & 894LT learning remote controls. For code type, compatible with Security+2.0, Security+ 390 MHz and Security+315 MHz for Commercial products only. 【security+】The 811LMX replacement remote has Dual 12-position DIP programming offers up to 4,096 codes and narrow band transmission use encrypted digital signals that are more secure than standard digital signals, 811LMX substitute for remote provides more reliable security. 【Convenient and Versatile】 Depending on your needs, you can set up 20 or 50 811LMX remote controls for your receiver, suitable for enclosed communities or commercial applications that require a large number of remote controls to enter public entrances. Of course, if you want to set up more, simply match the new remote control with the code in the previous remote control.