The -R garage door opener keypad has wide compatibility with all for Genie and Overhead Door garage doors since 1995, specifically including older models of Genie Intellicode keypads GWKP, GWK-IC, ACSDG, ACSDA1, ACSD1G, B8QACSDA. B8QACSDA1, equivalent to 37332R, -BX, can operate up to 3 Genie garage door openers The G3T-R 3-Button garage door opener remote has wide compatibility with 315/390MHz all for Genie and Overhead Door garage doors since 1995, specifically including older models of Genie Intellicode remotes, equivalent to G1T, G3T, , O3T, GITR, GL2T, GM3T, ACSCTG, ACSCTO, OCDTR, 37335R, 37344R, If you are not sure if your garage door is compatible with them, please let us know and we will be online 24 hours a day to answer your questions This G3T-R wireless remote control utilizes rolling code technology, automatically detects dual frequencies, which allows to change the access code thus ensuring a new code is sent each time to prevent intruders. Minimize interference, get a signal, improve overall performance as well as your experience and the safety of your home. This garage door opener remote can operate up to 3 for Genie garage door openers manufactured 1997-present. Up to 2 openers manufactured 1995-1997 These garage door remote opener only needs batteries to work, and the batteries are already included. Material: ABS Color as shown Package Contents: 1 set overhead door keypad Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.