BBK Vivo X21i Dual SIM TD-LTE CN 128GB Compatibility on Tigo (Rwanda) Mobile Network
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Device Model
BBK Vivo X21i Dual SIM TD-LTE CN 128GB
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Carrier
Tigo
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Country
Rwanda 
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BBK Vivo X21i Dual SIM TD-LTE CN 128GB is compatible with 2 out of 3 bands on Tigo (Rwanda). See the tables below for details.
Frequency Bands Used by Tigo (Rwanda)
Select a band or interface for more details
GSM
Compatibility - 2 out of 2 bands supported
| Interface | Name | Supported by device? |
|---|---|---|
| GSM | 900 MHz (E-GSM) | Yes |
| GSM | 1800 MHz (DCS) | Yes |
UMTS
Compatibility - 0 out of 1 band supported
| Interface | Name | Supported by device? |
|---|---|---|
| UMTS | B1 (2100 MHz) | No |
* 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.
