LG K121S X400 LTE-A / K Series K10 2017 Compatibility on T-Mobile (Germany) Mobile Network
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Device Model
LG K121S X400 LTE-A / K Series K10 2017
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Carrier
T-Mobile
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Country
Germany 
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LG K121S X400 LTE-A / K Series K10 2017 is compatible with 5 out of 6 bands on T-Mobile (Germany). See the tables below for details.
Frequency Bands Used by T-Mobile (Germany)
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 |
Supported GSM Protocols
| Name | Generation | Supported by device? |
|---|---|---|
| EDGE | 2.5G | Yes |
UMTS
Compatibility - 1 out of 1 band supported
| 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 - 2 out of 3 bands supported
| Interface | Name | Supported by device? |
|---|---|---|
| LTE | B3 (1800 +) | Yes |
| LTE | B7 (2600) | Yes |
| LTE | B20 (800 DD) | No |
Supported LTE Protocols
| Name | Generation | Supported by device? |
|---|---|---|
| LTE | 4G | Yes |
| LTE-A | 4G | 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.
