Guardian EXTRCVR Garage Door Opener External Receiver is a excellent choice for older garage door openers that receivers have failed. This product is also well suited for hooking up two door openers to one receiver. If you choose to do this you will want the 2 button remote so you can control one door at a time. For compatible remotes look at the bottom of this page under the related products section.
2-Channel Receiver provides the option to control two different devices.
Can hold 20 codes per channel
POWER: 12-24V From operator or 12V DC from Plug-In Power supply, 5.5 mm jack
Jumper control on each channel enables normal open or normal close function
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