Skip to content

Band encyclopedia

B4 · 1700/2100 AWS-1

Checked 2026-09-30

B4 is a 3GPP LTE (4G) band (1700/2100 AWS-1), FDD duplex, uplink 1710–1755 MHz and downlink 2110–2155 MHz. It is a capacity layer: wide and fast, with shorter reach than the low bands. Of the 155 networks we check, 17 use it (United States, Canada, Mexico, Colombia, Peru, Chile, Argentina).12

Will your device work on B4?

Check your exact module in 10 sGet a quote

Specification

TypeLTE (4G)
DuplexFDD
Uplink1710–1755 MHz
Downlink2110–2155 MHz
Channel bandwidth1.4, 3, 5, 10, 15, 20 MHz
LayerCapacity layer
Related bandscontained in B10, B66

Who uses it

OperatorCountryCheck
PersonalArgentina✔ cross-checked
ClaroArgentina✔ cross-checked
MovistarArgentina✔ cross-checked
RogersCanada✔ cross-checked
BellCanada✔ cross-checked
TELUSCanada✔ cross-checked
WOMChile✔ cross-checked
MovistarColombia✔ cross-checked
TigoColombia✔ cross-checked
WOMColombia✔ cross-checked
TelcelMexico✔ cross-checked
AT&TMexico✔ cross-checked
MovistarPeru✔ cross-checked
EntelPeru✔ cross-checked
AT&TUnited States✔ cross-checked
VerizonUnited States✔ cross-checked
T-MobileUnited States✔ cross-checked
ClaroChilesingle source (not scored)

What it means for IoT devices

MF833V, Dongle 400 support B4.

Sources

  1. A TS 36.101 Rel-19, Table 5.5-1 E-UTRA operating bands 3GPP (via iTecSpec) · 2026-09-30
  2. C LTE frequency bands Wikipedia · 2026-09-30

Devices that support B4 (23)

Suggest a correction

Page:

We keep only what you type here; IP addresses are stored as a one-way hash, to prevent abuse.