M5Stack NB-IoT 2 Unit Golbal Version with Antenna
📦 Location of the warehouse: China
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M5Stack NB-IoT 2 Unit Golbal Version with Antenna
Unit NB-IoT2 is a wireless communication module suitable for global Cat-NB frequency bands. It features an integrated SIM7028 communication module, utilizing serial communication (controlled via AT commands) and incorporating an SMA external antenna interface to significantly enhance device communication quality and signal stability. The SIM7028 module supports multi-band NB-IoT network connections, ensuring broad applicability worldwide. Designed specifically for low-latency and low-throughput applications, the SIM7028 module boasts excellent power management capabilities, making it ideal for long-term operation. It is well-suited for IoT applications such as smart metering, remote control, asset tracking, remote monitoring, telemedicine, and bike-sharing.
Features
- Global version / Multi-band support
- Strong signal reception capability
- AT command control
- SIM card type: Nano
- External antenna: SMA interface
- Serial communication: UART 115200bps
- Cat-NB frequency bands: B1/B2/B3/B4/B5/B8/B12/B13/B14/B17/B18/B19/B20/B25/B26/B28/B66/B70/B85
- Data transmission (kbps): 127 (DL) / 159 (UL)
- Network protocols: TCP/UDP/HTTP/TLS*/DTLS*/DNS/NTP/PING/LWM2M/COAP*/MQTT/MQTTS/SSL
- Certification:
- SRRC /NAL/CCC*
- CE-RED /GCF
- Deutsche Telekom*/Vodafone*/Telefonica*
- ROHS /REACH
- China Telecom *
- China Mobile *
- China Unicom *
Includes
- 1x Unit NB-IoT2
- 1x SMA Antenna
- 1x HEX KEY
- 1x Grove Cable
Applications
- Remote control
- Asset tracking
- Remote monitoring
- Bike sharing
Certification
Wireless and Communication Equipment Certifications
-
SRRC, NAL, CE-RED, GCF, CCC
Safety and Environmental Certifications
-
CCC, RoHS, REACH
Carrier Certifications
-
Deutsche Telekom, Vodafone, Telefonica, China Telecom, China Mobile, China Unicom
Specification
| Resources | Parameters |
|---|---|
| Communication Module: | SIM7028G |
| Supports Cat-NB Bands | B1/B2/B3/B4/B5/B8/ B12/B13/B14/B17/B18/B19/ B20/B25/B26/B28/ B66/B70/B85 |
| Network Protocols | TCP/UDP/HTTP/ TLS*/DTLS*/DNS/NTP/ PING/LWM2M/COAP*/ MQTT/MQTTS/SSL |
| Certifications | Deutsche supporting/Vodafone/Telefonica/China telecom, China mobile/unicom |
| Communication Method | UART 115200bps |
| Power Dissipation | Standby current: DC5V/3.1mA Standing current: DC5V/36mA |
| Product Size | 71.5*24*8mm |
| Package Size | 136*92*13mm |
| Product Weight | 12.4g |
| Package Weight | 25.5g |
Effective Date: March 27, 2025
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2. Warranty Policy
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The standard warranty period for products sold by OpenELAB is 12 months from the date of delivery.
Under this warranty, OpenELAB will make a reasonable effort to repair or replace products free of charge if defects are due to issues with raw materials, design, or manufacturing.
If the defect qualifies under this policy but falls outside the covered scope, reasonable charges may apply for repair or replacement.
After the warranty period, support may still be available at a reasonable fee.
Warranty Exclusions
The warranty does not apply in the following cases:
- The product is beyond the 12-month warranty period.
- Damage due to misuse, improper maintenance or storage, or failure to follow the user guide or manual.
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