Liftmaster 41DB001-6 Receiver Logic Circuit Control Board Assembly (315 MHz)
41DB001, 41DB001-1, 41DB001-1C, 41DB001-6, 041DB001-1. This is a 315MHz Receiver Logic Board. For use with various LiftMaster® and Chamberlain® Belt Drive Garage Door Openers; Manufactured 2005-20015.