LG K121S X400 LTE-A / K Series K10 2017 is compatible with 1 out of 3 bands on T-Mobile (Puerto Rico). See the tables below for details.


Frequency Bands Used by T-Mobile (Puerto Rico)

Select a band or interface for more details

GSM

Compatibility - 1 out of 1 band supported
100%
Interface Name Supported by device?
GSM 1900 (PCS) Yes

UMTS

Compatibility - 0 out of 1 band supported
0%
Interface Name Supported by device?
UMTS B4 (1700/2100 AWS 1) No

LTE

Compatibility - 0 out of 1 band supported
0%
Interface Name Supported by device?
LTE B4 (1700/2100 AWS 1) 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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