IEEE 1905.1 Standard
The latest devolo PLC adapters PLC 500+ WiFi and PLC 500 WiFi with Wi-Fi functionality support IEEE 1905.1. The new standard enables adapters themselves to take into account the current conditions and line quality so they then decide whether to use power lines or their Wi-Fi connection for their data transmission, depending upon which communication route is expected to provide the best result.
The IEEE 1905.1 standard is implemented in:
PLC 500+ WiFi
PLC 500 WiFi