Samsung SM-G991B/DS Galaxy S21 5G Global Dual SIM TD-LTE 128GB (Samsung Unbound M1) Compatibility on MobiFone (Vietnam) Mobile Network
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Samsung SM-G991B/DS Galaxy S21 5G Global Dual SIM TD-LTE 128GB (Samsung Unbound M1) is compatible with 3 out of 3 bands on MobiFone (Vietnam). See the tables below for details.
Frequency Bands Used by MobiFone (Vietnam)
Select a band or interface for more details
GSM
Compatibility - 2 out of 2 bands supported
Interface | Name | Supported by device? |
---|---|---|
GSM | 900 (E-GSM) | Yes |
GSM | 1800 (DCS) | Yes |
UMTS
Compatibility - 1 out of 1 band supported
Interface | Name | Supported by device? |
---|---|---|
UMTS | B1 (2100) | Yes |
* A matching frequency band does not guarantee coverage. There may be additional network or device software restrictions that prevent a device from connecting on a certain frequency. Additionally, certain bands may only be available regionally within a country.