BBK Vivo Z5 Premium Edition Dual SIM TD-LTE CN 128GB V1921A (BBK V1921) is compatible with 4 out of 7 bands on SK Telecom (South Korea). See the tables below for details.


Frequency Bands Used by SK Telecom (South Korea)

Select a band or interface for more details

UMTS

Compatibility - 1 out of 1 band supported
100%
Interface Name Supported by device?
UMTS B1 (2100 MHz) Yes

Supported UMTS Protocols

Name Generation Supported by device?
UMTS 3G Yes
HSPA+ 3.5G (4G speed) No

LTE

Compatibility - 3 out of 4 bands supported
75%
Interface Name Supported by device?
LTE B1 (2100 MHz) Yes
LTE B3 (1800 MHz +) Yes
LTE B5 (850 MHz) Yes
LTE B7 (2600 MHz) No

Supported LTE Protocols

Name Generation Supported by device?
LTE 4G Yes
LTE-A 4G No

5G NR

Compatibility - 0 out of 2 bands supported
0%
Interface Name Supported by device?
5G NR N78 (3500 MHz) No
5G NR N257 (mmWave 28 GHz) 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.

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