Monitor and control your home with MyQ devices from anywhere. Receive open garage door alerts to your smartphone or computer. Free smart phone app with no fees. Setup takes just minutes. Simply replace the wall control of your Chamberlain garage door opener and connect the Gateway to your internet router. For use with Chamberlain garage door openers manufactured from 1998 to present. Included: MyQ Wall Control, Internet Gateway, power cord, ethernet cable, instructions for free app download. No systems necessary and no monthly service charges. 1 year limited warranty.