DT-4B Linear Delta-3 4-button Garage Door Opener Remote 310MHz (DNT00027B)
Linear DT-4B 4-button remote transmitter can activate four DR Linear
Delta 3 radio receivers, two 2-channel Linear DR2 receivers or one 4-channel DR4 receiver. There are 8 DIP switches in the Linear DT-4B remote that are matched to the DIP switches in the Delta 3 radio
receiver. If the switches are set the same in the remote and radio
receiver then the remote is able to activate the receiver which tells
the garage door opener to open or close the garage door.
Compatible with the Linear DR Delta-3 Radio Receiver