The LG K121K X400 LTE-A / K Series K10 2017 supports
3 GSM bands, 1 UMTS band, and 5 LTE bands. See the tables below for details.
Run a cross-reference compatibility check of this device on a specific network and country using the following links:
Supported Frequency Bands (9)
GSM
Supported GSM Protocols
| Name |
Generation |
| GPRS |
2.5G |
| EDGE |
2.5G |
UMTS
Supported UMTS Protocols
| Name |
Generation |
| UMTS |
3G |
| HSUPA |
3.5G |
| HSUPA 5.8 |
3.5G |
| HSDPA |
3.5G |
| HSPA+ 21.1 |
3.5G (4G speed) |
LTE
Supported LTE Protocols
| Name |
Generation |
| LTE |
4G |
| LTE 150/50 |
4G |
| LTE 225/50 |
4G |
| LTE 300/50 |
4G |
Current Listings
