LiftMaster 971LM Security+ 1-Button Remote Control audio-intercom Power Options: 120/240 VAC Single

Power Options: 120/240 VAC Single Phase

and commercial perimeters that demand quiet operation

Voice Circuit: HD digital full duplex

Operating Speed: 12 inches per second for fast and efficient gate movement

LiftMaster 971LM Security+ 1-Button Remote Control audio-intercom Power Options: 120/240 VAC SingleRemote Access for Garage and Gate Systems The LiftMaster 971LM is a single button remote control designed for secure operation of one garage door or gate. Featuring Security+ rolling code technology, this remote transmits a new code every time the button is pressed, helping prevent unauthorized access. It is compatible with LiftMaster Security+ openers operating on the 390 MHz frequency and is ideal for homeowners and property managers who need a