* [Overview][1] * [2G Only Firmware][2] * [Hybrid Firmware][3] * * * ## Overview Just Add Power devices must be on the same firmware version in order to communicate with each other. The last version of 2G-only firmware is **A5.3.1FC+4+**. 2GΩ/3G and 3G backwards compatibility begins at firmware **A6.4.12**. ...
**Date on Splash Screen**** ****Firmware Version** 11-Jul-29 2b4c A1.35 11-Sept-06 0b48 A3.0 11-Nov-08 0b48 A3.00C 12-May-23 3378 A3.20 12-Aug-22 3378 A3.2a 13-Jan-04 34f8 A3.20c 13-Feb-18 34f8 or 13-Apr-15 34f8 A3.21c 13-Mar-05 4558 A3.54 13-Apr-15 4558 A3.54c 13-Nov-04 0ee0 A5.13d 14-...