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The LG K Series K3 2017 Dual SIM LTE supports 4 GSM bands, 4 UMTS bands, and 3 LTE bands. See the tables below for details.

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Supported Frequency Bands (11)

GSM

Name Interface
850 GSM
900 (E-GSM) GSM
1800 (DCS) GSM
1900 (PCS) GSM

Supported GSM Protocols

Name Generation
GPRS 2.5G
EDGE 2.5G

UMTS

Name Interface
B1 (2100) UMTS
B2 (1900 PCS) UMTS
B5 (850) UMTS
B8 (900 GSM) UMTS

Supported UMTS Protocols

Name Generation
UMTS 3G
HSUPA 3.5G
HSDPA 3.5G
HSPA+ 21.1 3.5G (4G speed)
HSPA+ 42.2 3.5G (4G speed)

LTE

Name Interface
B3 (1800 +) LTE
B7 (2600) LTE
B20 (800 DD) LTE

Supported LTE Protocols

Name Generation
LTE 4G
LTE 100/50 4G
LTE 150/50 4G


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