This PCB works as a replacement for Mercedes IR Prox Keys in E Class, C Class, S Class, ML Series, and GL Series with the EIS Modules listed below from 2009 to 2015 as long as they are FSB3 Systems.
This PCB Supports Manual Starting, Keyless Entry, and PTS (Push To Start) Functions
The PCB works with FBS3 Systems using these EIS Modules: W204, W207, W212, W164, W166, W221
315 Mhz and 433 MHz Frequency Compatibility (Set In VVDI MB Software Or By Component Change)
A working battery is not required for IR Key Information writing