Samsung SM-Z400F/DS Z4 Duos LTE is compatible with 4 out of 5 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) Yes

Supported UMTS Protocols

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

LTE

Compatibility - 3 out of 3 bands supported
100%
Interface Name Supported by device?
LTE B1 (2100) Yes
LTE B3 (1800 +) Yes
LTE B5 (850) Yes

Supported LTE Protocols

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

CDMA

Compatibility - 0 out of 1 band supported
0%
Interface Name Supported by device?
CDMA BC0 (800) 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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