M5Stack Unit NB-IoT2 Module SIM7028

Delivered Mon, 6.4.
6 pieces in stock at third-party supplier
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Product details

With the M5 Stack Unit NB-IoT2 Module SIM7028, you get a powerful wireless communication module suitable for global Cat-NB frequency bands. The integrated SIM7028 communication module ensures a stable and high-quality connection thanks to serial communication and the external SMA antenna interface. This module supports multi-band NB-IoT network connections, ensuring broad applicability worldwide. It has been specifically designed for low-latency and low-throughput applications, offering excellent energy management capabilities, making it ideal for long-term deployments. Perfect for IoT applications such as smart metering, remote control, asset tracking, remote monitoring, telemedicine, and bike-sharing.

Features:
The module supports global Cat-NB frequency bands. Its strong signal reception capability ensures stable connections. It features an external SMA antenna interface. Serial communication occurs via UART at 115200bps. The data transmission rate is 127 kbps (downlink) and 159 kbps (uplink). It supports multiple network protocols such as TCP, UDP, HTTP, and MQTT.

Use Cases:
Remote control of devices, asset tracking for monitoring valuables, remote monitoring of sensors and systems, use in bike-sharing systems, telemedicine for remote patient monitoring.

Technical Specifications:
Manufacturer: M5Stack, Manufacturer SKU: U111-B, Communication Module: SIM7028, Supported 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, Communication Method: UART 115200bps, Power Consumption: Standby Power: DC5V/3.1mA, Operating Power: DC5V/36mA, Dimensions: 71 x 25 x 9mm, Weight: 26g.

Delivery Contents:
1x M5Stack Unit NB-IoT2 Module SIM7028, 1x SMA Antenna, 1x Grove Cable.

Key specifications

Development board type
Board

General information

Item number
47475962
Manufacturer
M5Stack
Category
Single board computer kits
Release date
30.7.2024

Development board properties

Development board type
Board

Power supply

Power supply
USB power delivery

Wireless transmission

Wireless transmission
4G (LTE)

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
95.84 kg
Climate contribution
CHF 1.34

Scope of delivery

Scope of delivery
1x Grove cable1x M5Stack Unit NB-IoT2 module SIM70281x SMA antenna

Product dimensions

Length
71 mm
Width
25 mm
Height
9 mm
Weight
26 g

30-day right of return
24 Months Warranty (Bring-in)
1 additional offer

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Single board computer kits» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 11.Lilygo
    0.4 %
  • 13.HutoPi
    0.5 %
  • 13.M5Stack
    0.5 %
  • 13.Shelly
    0.5 %
  • 16.Dragino
    0.6 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.Arduino
    0 days
  • 1.Joy-it
    0 days
  • 1.M5Stack
    0 days
  • 4.WaveShare
    1 day
  • 5.DFRobot
    2 days

Return rate

How often is a product of this brand in the «Single board computer kits» category returned?

Source: Digitec Galaxus
  • 10.Arduino
    1.2 %
  • 10.Tru Components
    1.2 %
  • 13.M5Stack
    1.4 %
  • 14.HutoPi
    1.5 %
  • 14.WaveShare
    1.5 %
Source: Digitec Galaxus