LiftMaster/Chamberlain
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Product lines by era
| Line / series | Appliance | Years | Notes |
|---|---|---|---|
| Billion Code (green learn button) | Garage Door Opener | approx. 1993–1997 | 390 MHz. Sources disagree on whether it was true rolling code. |
| Security+ (red/orange learn button) | Garage Door Opener | approx. 1997–2004 | Rolling code, 390 MHz. |
| Security+ (purple learn button) | Garage Door Opener | approx. 2005–2014 | Rolling code, 315 MHz. |
| Security+ 2.0 (yellow learn button) | Garage Door Opener | approx. 2011–2025 | Most common recent system; round yellow (2014–2022) and revised yellow "MC" (2022–2025) per one chart. |
| Security+ 3.0 (white learn button) | Garage Door Opener | approx. 2025– | Single source: Security+ 2.0 residential discontinued in a Sept 2025 bulletin. |
| myQ | Garage Door Opener | not sourced (Amazon Key 2019; 3rd-party API cut Nov 2023) | App/Wi-Fi control platform. |
Brand names identify appliances only. OnCall Tech is not affiliated with or endorsed by LiftMaster/Chamberlain.