Parameters

Description

Product name

WH-G401tf/

WH-G401tf-G

Mobile LTE Cat-1 is supported

Support China Unicom LTE Cat-1

Telecom LTE Cat-1 support

Hardware interfaces

Form factor

LCC 80pin+LGA 64Pin

Power supply

The power supply range is 3.4V~4.2V, and the recommended value is 3.8V

Status indicator foot

Module status indication pin

SIM/USIM card

Standard 6-pin SIM card interface, 3V/1.8V SIM card,

Support 2-way SIM card interface, can only be used alone.

Expansion card

Support TF card interface

USB protocol

USB 2.0 High speed

UART interface

Communication serial port: UART1, used for AT command and data transmission. Support baud rate 1200~921600

Debugging serial port: DBG, used for log printing, baud rate 115200.

Audio

Support one main MIC, one earphone, one speaker

Video

It supports CAMERA, supports LCD interface and is pin compatible with status indication

RF interface

Main antenna interface*1, GPS antenna interface*1, WiFi/Bluetooth antenna interface*1

Dimensions

Dimensions (mm)

32mm×29mm×2.4mm（LCC+LGA）

Weight (g)

< 4.2g

Temperature range

Normal operating temperature

-35℃ ~ +75℃

Extended operating temperature

-40℃ ~ +85℃

Storage temperature

-40℃ ~ +90℃

Humidity range

Operating humidity

5%~95% (no condensation)

Technical Specifications

TD-LTE

3GPP Release 13 CAT-1 is 7.5 Mbps downlink and 1 Mbps uplink

FDD-LTE

3GPP Release 13 CAT-1 is 10 Mbps downlink and 5 Mbps uplink

Frequency bands

TD-LTE

Band 34/38/39/40/41

FDD-LTE

Band 1/3/5/8

Power level

TD-LTE

Band 38/39/40/41

+23dBm(Power class 3)

FDD-LTE

Band 1/3/5/8

+23dBm(Power class 3)

GNSS

(-G version only)

Positioning system

BDS、GPS、GLONASS

Horizontal positioning accuracy

3m

Speed measurement accuracy

0.1m/s

Timing accuracy

20ns

Cold start capture sensitivity

-147dBm

Maximum positioning height

18000m

Maximum positioning speed

515m/s、1854km/h

Maximum acceleration

4g

Software Features

Working mode

Transparent transmission mode, HTTPD mode, and SMS transparent transmission mode

Set up the directive

AT+ command structure

Network protocols

TCP/UDP/DNS/FTP/HTTP

Number of sockets

4

User configuration

Serial AT command, network AT command, SMS AT command

Featured Functions:

DNS domain name

In the tank

Simple transparent transmission method

TCP Client and UDP Client are supported

Heartbeat packets

Support custom /SN code/ICCID/IMEI/LBS/GPS heartbeat package

Enrollment package mechanism

Custom registration packages, SN registration packages, ICCID registration packages, IMEI registration packages, and CLOUD registration packages are supported

FOTA upgrades

In the tank

Socket Distribution Protocol

In the tank

FTP he upgrades the protocol

In the tank

Socket backup

In the tank

Base station positioning

In the tank

Security mechanisms

In the tank

NTP timing function

In the tank

GNSS positioning function

WH-G401TF-G supports, WH-G401TF does not