| Question: What are the differences in versions? |
|---|
| Answer: Link: please read the info at this link |
| Version | GSM Hybrid PCB info and modifications |
|---|---|
| V.1 | GSM Hybrid B revision |
| V.2 | GSM Hybrid B Power supply modification |
| V.3 | GSM Hybrid B > C Changed power supply |
| V.4 | GSM Hybrid C improve Sim card detection modification |
| This fixes the sim card not inserted issues that occur in some countries. |
