The Samsung SM-R775A Gear S3 Classic LTE supports 2 UMTS bands and 4 LTE bands. See the tables below for details.

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Supported Frequency Bands (6)

UMTS

Name Interface
B2 (1900 PCS) UMTS
B5 (850) 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

Name Interface
B2 (1900 PCS) LTE
B4 (1700/2100 AWS 1) LTE
B5 (850) LTE
B17 (700 bc) LTE

Supported LTE Protocols

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


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