M5Stack Official SIM7080G CAT-M/NB-IoT+GNSS Unit with Telec Antenna
SPECIFICATIONS
Battery Included: no
Brand Name: M5Stack
High-concerned chemical: none
Model Number: U137
Origin: Mainland China
Typical Application Fields: Internet of Things (IoT)
UNIT CatM+GNSS is the global version of CAT-M & NB-IoT dual-mode wireless communication module. The internal 'SIM7080G' module supports both 'CAT-M' and 'NB-IoT' bands worldwide and GNSS. This module adopts serial communication, AT command control and supports multiple communication protocols. Integrated dual SMA external antenna interfaces (LTE+GNSS) to improve the communication quality and signal stability. Well suited for remote control, remote monitoring, and other IoT applications.
Product Features
1.Integrated Communication+Positioning, Dual SMA antenna interfaces
---Cat-M & NB-IoT modes with Global Coverage
----Uplink: & Downlink:
----Cat-M: Uplink: 1119Kbps Downlink: 589Kbps
----NB-IoT: Uplink: 150Kbps Downlink: 136Kbps
Uplink: & Downlink:
----Supported protocols:
----TCP/UDP/HTTP/HTTPS/TLS/DTLS/PING/LWM2M/COAP/MQTT and others
----Certifications:
----Softbank/Telec/RoHS/REACH/JATE/Docomo/KDDI/RCM/CE(RED)/GCF Deutsche Telekom/FCC/PTCRB/AT&T/Verizon/T-Mobile/US Cellular/IC
---GNSS: GPS/GLONASS/BeiDou/Galileo
---MicroSIM card slot
2.Two power supply:
---External DC 9-24V (5.5/2.1mm DC socket) input, built-in DC/DC circuit, to converter 9-24V to 5V
---External DC 5V power through HY2.0-4P cable
3.Communication interface: UART(3.3V TTL), AT Command control
4.Supported platform: Arduino IDE, UIFlow
5.Reserved 4 installation holes, suitable for multiple installations
Included
1x Unit CatM+GNSS
1x 4G Antenna (Telec)
1x GPS Antenna
1x HY2.0-4P cable (20cm)
Applications
Remote Control
Remote Monitor
AGV


- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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