The 877MAX is a wireless keyless entry remote control designed as a substitute for LiftMaster 376LM and 376LMC models, operating at 315MHz frequency. This remote enables convenient garage door opener control from a distance without requiring physical contact with the door mechanism. Compatible with LiftMaster garage door openers that support 315MHz remotes, the 877MAX provides reliable wireless functionality for residential garage access. The unit features standard remote control operation for opening, closing, and stopping garage doors.