Queclink GV50M

Queclink GV50M series of GPS trackers includes models GV50MA, GV50MB, GV50ME. The devices support LTE CAT-M1 (eMTC) / LTE CAT-M2 (NB-IoT) on multiple bands for operation in America, Europe, and Oceania with a fallback to GPRS. The trackers feature a 3-axis accelerometer, driving behavior monitoring, incident notification, geofencing, tow alarm, Bluetooth Low Energy 4.0, digital I/Os for peripherals, 190mAh Li-Pol battery, and more.

Protocol: queclink Manufacturer: Queclink Forum discussion
Backend Server Setup
Configure the backend server information
host: Host
port: Port
heartbeat: Heartbeat Interval
buffer_mode: Buffering mode
report_mode: Report Mode
sack_enable: Server ACK
Crash Detection
Crash Detection Settings
mode: Enable
output: Output
gnss_pre: GNSS Data Pre-Crash
gnss_post: GNSS Data Post-Crash
gsensor_pre: GSensor Data Pre-Crash
sensitivity: Sensitivity
gsensor_freq: GSensor Sample Frequency
gsensor_post: GSensor Data Post-Crash
Device Information
Generic device information
name: Device Name
protocol: Protocol Version
Network Setup
Configure the parameters for LTE/GSM networks
apn: APN
lte: LTE Mode
network: Network Mode
password: APN Password
username: APN Username
Versions Information
Device versions information
fw_ver: Firmware Version
hw_ver: Hardware Version
mcu_ver: MCU Version
AT Command
Send custom AT command to device
cmd: Command to send, after AT+
payload: Command payload after password and up to count number: ',FFFF$' will be appended automatically by server
password: Device password
Activate digital outputs
Custom Command
Send custom command to device
payload: Command payload
wait_ack: Wait ACK
Activate digital outputs