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2. Garage door opener - Wikipedia

   en.wikipedia.org/wiki/Garage_door_opener

   The electric overhead garage door opener was invented by C.G. Johnson in 1926 in Hartford City, Indiana. [1] Electric Garage Door openers did not become popular until Era Meter Company of Chicago offered one after World War II where the overhead garage door could be opened via a key pad located on a post at the end of the driveway or a switch inside the garage.

3. Duplex (telecommunications) - Wikipedia

   en.wikipedia.org/wiki/Duplex_(telecommunications)

   Duplex (telecommunications) A duplex communication system is a point-to-point system composed of two or more connected parties or devices that can communicate with one another in both directions. Duplex systems are employed in many communications networks, either to allow for simultaneous communication in both directions between two connected ...

4. Remote control - Wikipedia

   en.wikipedia.org/wiki/Remote_control

   In electronics, a remote control (also known as a remote or clicker[1]) is an electronic device used to operate another device from a distance, usually wirelessly. In consumer electronics, a remote control can be used to operate devices such as a television set, DVD player or other digital home media appliance.

5. Category:Garage door openers - Wikipedia

   en.wikipedia.org/wiki/Category:Garage_door_openers

   Pages in category "Garage door openers". The following 7 pages are in this category, out of 7 total.

6. Chamberlain Group - Wikipedia

   en.wikipedia.org/wiki/Chamberlain_Group

   Chamberlain Group (CGI), the corporate parent company to LiftMaster, Chamberlain, Merlin, and Grifco, designs and engineers residential garage door openers, commercial door operators, security cameras, and gate entry systems. CGI is also the parent company to Controlled Products Systems Group, the largest wholesale distributor of perimeter ...

7. These are the absolute best Prime Day deals of 2024

   www.aol.com/news/absolute-best-prime-day-deals...

   It pairs with the brand’s companion app and is compatible with most garage door openers made after 1993, according to Chamberlain. ... app alerts and Alexa enabled — wired or wire-free (Black ...