The modems work in Primary mode. If the primary mode is unavailable, the modem switches to Secondary the mode of operation.
| Modems | 4G support | 3G support | Used for: |
|---|---|---|---|
| VT740 | Primary | Secondary | VT825i v2, VT825ii v2, VT855i v2, VT855ii v2, VT960i v3, VT960ii v3, |
| VT750 (in development) | Primary | Secondary | Lora Gateway |
| VT760 (legacy) | Primary | Secondary | VT335 S, VT604, VT608, VT805, VT825, VT825 DC, |
| VT770 | Primary | Secondary | VT336 |
| VT790 | Primary | Secondary | VT960i v2, VT960ii v2, VT825i v1, VT825ii v1, VT855i v1, VT855ii v1, |
Read the following articles for installation instructions: