Ebyte E73 2G4M04S1B User Manual page 4

6.1. Communication range is too short............................................................................................................................ 13
6.2. Module is easy to damage........................................................................................................................................... 13
6.3. Burn firmware...................................................................................................................................................................13
7. Schematic Diagram................................................................................................................................................................... 14
7.1. E73 (2G4M04S1A)........................................................................................................................................................... 14
7.2. E73 (2G4M04S1B)........................................................................................................................................................... 14
7.3. E73 (2G4M04S1D)........................................................................................................................................................... 15
7.4. E73 (2G4M08S1C)........................................................................................................................................................... 15
8. Important Notes........................................................................................................................................................................ 16
9. About Us...................................................................................................................................................................................... 16
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