Quectel BG770A-GL in Czechia
The Quectel BG770A-GL rates good on all 3 networks in Czechia (T-Mobile, O2 and Vodafone).
Network by network
| Network | Verdict | Bands in use it supports | Core bands missing |
|---|---|---|---|
| T-Mobile | ✔ Good 86% | B1 B3 B20 B28 | — |
| O2 | ✔ Good 83% | B1 B3 B8 B20 B28 | — |
| Vodafone | ✔ Good 86% | B1 B3 B20 B28 | — |
Better-rated models here
In Czechia it is already among the best-rated models.
About the Quectel BG770A-GL
LTE-M / NB-IoT · global · Quectel12
- 4G B1 B2 B3 B4 B5 B8 B12 B13 B17 B18 B19 B20 B25 B26 B27 B28 B66
- LTE-M and NB-IoT assessed together
LTE-M and NB-IoT are assessed together: B26 and B27 are LTE-M only, B17 is NB-IoT only.
Network access: long-term roaming
Many globally deployed IoT devices use multi-network roaming SIMs that can attach to several networks in a country, but some countries restrict long-term roaming by foreign SIMs. A local SIM roaming domestically is not affected.
No clear rule found: No information yet.
All networks and bands in Czechia → · The Quectel BG770A-GL in 172 countries →
Back to the home: ask, enter a model or bands, or compare models
Sources
- A BG770A-GL LPWA Specification (Cat M1 and NB1/NB2 bands) Quectel · 2026-10-06
- C Quectel BG77xA-GL product listing (Cat M1 and NB bands) everything RF · 2026-10-06
