Queclink GL521MG
Queclink GL521MG
Global LTE Cat M1/NB2 with 2G fallback using unique antenna solution
Waterproof, compliant to IP67
Supports wireless charging
Key Features
Robust Connectivity: Features Global LTE Cat M1/NB2 with 2G fallback using a unique antenna solution for reliable and wide-area coverage.
Exceptional Battery Life: Offers up to 1 year of standby time, ensuring long-term operation.
Convenient Charging: Supports wireless charging for easy and efficient battery recharging.
Rugged and Durable: Waterproof and dustproof design (IP67 rated) ensures reliable operation in demanding environments.
Easy Deployment: Enables rapid and flexible installation with versatile mounting options.
Ideal for Diverse Applications: Ideal for asset monitoring, inventory management, and other applications requiring reliable and long-term tracking and monitoring.
Eagle-IoT: The one-stop solution for managing your Queclink IoT devices
Technical Specification
LTE Specifications
Operating Band
Cat M1/Cat NB2
Cat M1
LTE-FDD: B1/B2/B3/B4/B5/B8/B12/B13/
B18/B19/B20/B25/B26/B27/B28/B66/B85
Cat NB2:
LTE-FDD: B1/B2/B3/B4/B5/B8/B12/B13/
B18/B19/B20/B25/B28/B66/B71/B85
EGPRS: 850/900/1800/1900 MHz
Data Transmission
eMTC (DL) 588 Kbps
eMTC (UL) 1119 Kbps
NB2 (DL) 127 Kbps
NB2 (UL) 158.5 Kbps
EGPRS Specifications
Frequency
EGPRS 850 / 900 / 1800 / 1900 MHz
Data Transmission
GPRS multi-slot class 33 (33 by default)
EDGE multi-slot class 33 (33 by default)
GNSS Specifications
GNSS Type
u-blox All-in-One GNSS receiver
Position Accuracy (CEP)
Autonomous: < 2.5m
Sensitivity
Autonomous: -147 dBm
Hot start: -156 dBm
Reacquisition: -160 dBm
Tracking: -162 dBm
TTFF (Open Sky)
Cold start: 27s average
Warm start: 27s average
Hot start: 1s average
General Specifications
Dimensions
87 × 51 × 30mm
3.43’’(L) × 2.01’’(W) × 1.18’’(H)
87 × 51 × 33.5mm
3.43’’(L) × 2.01’’(W) × 1.32’’(H) (magnetic case mounting version)
Backup Battery
Li-Polymer 3.7V/2400mAh
Internal Motor
For vibration feedback after successful operation of function button
Operating Temperature
-20℃ ~ +60℃
Weight
150g (5.29oz)
170g (6.0oz) (magnet-mounted version)
Waterproof
For temperature monitoring
Accuracy: ±1℃
Internal Light Sensor
For tamper detection and ambient light monitoring
BLE
Support BLE 5.2 protocol
Wireless Charger Specifications
Input:5V/1A wireless charging
Limited Liability Notice: Using unapproved chargers with Queclink products may cause harm to the product and may result in battery failure, even risk of severe heat, and burst. Queclink, its distributors, and affiliates shall not bare the burden of responsibility for any damages as described here above. By using a third-party charger, you assume all responsibility for any risk, harm, and or injury.
Magnetic Mounting Case (Optional) Function Button GNSS antenna
For easy installation on metal surface
Standby Time
Standby current: < 10 µA
1 report per day: 1 year
The standby time is estimated under the condition of operating with LTE CAT M1/NB-IoT and the CSQ is greater than 15, working at a constant ambient temperature of 25°C and reporting once a day without any sensors.
Interface
Function Button
Used for power on/off and working status checking
BLE Antenna
Internal only
GNSS antenna
Internal only
LED indication
CEL ,GNSS,
LTE Antenna
Internal only
Air Interface Protocol
Transmit Protocol
TCP, UDP, SMS
Working Modes
Power saving mode for long standby time
Continuous mode for emergency tracking
Low Power Alarm
Alarm when internal battery is low
Wakeup Report
Report when the device wakes up
Reporting Frequency Adjustment
Intelligent adjustment of reporting frequency
Scheduled Report
Report position and status at preset time intervals
Command Set
@Track protocol command
Geo-fences
Support up to 20 internal geo-fence regions
Motion Detection
Motion detection based on internal 3-axis accelerometer