Description

CBack NB-IoT is a dedicated NB-IoT communication module designed specifically for the M5StickC/C Plus series. It features a built-in SIM7020G module, providing reliable NB-IoT connectivity. With its wide coverage of the Cat-NB frequency band, it ensures compatibility with most NB-IoT networks worldwide. The module also integrates an SMA external antenna interface, enhancing communication quality and signal stability for connected devices.

The CBack NB-IoT module supports a range of common IoT communication protocols, including MQTT, HTTP, and CoAP. This versatility enables seamless integration with various low-latency and low-throughput application scenarios. Whether it's for remote monitoring, asset tracking, or environmental sensing, the CBack NB-IoT module provides a robust and efficient communication solution.

By leveraging the CBack NB-IoT module, users can easily connect their M5StickC/C Plus devices to NB-IoT networks, enabling reliable and secure data transmission. Its compatibility with common IoT protocols ensures seamless integration with existing ecosystems and simplifies the development process for IoT applications.

Features

Compatible with M5StickC/C Plus series
AT command control, UART transmission rate: 115200bps
SIM card type: Nano
External antenna: SMA antenna
SIM7020G national telecommunications certification

Includes

1x CBack NB-IoT CN
1x SMA antenna
2x M2x4 screws

Applications

Smart meter
Remote monitoring
bike-sharing

Specification

Resources	Parameters
Communication module	SIM7020G
The Cat-NB band is supported	B1/B2/B3/B4/B5/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B66/B70/B71/B85
Data transfer speed	126(DL)/150(UL)
Network protocols	TCP/UDP/LWM2M/COAP/ MQTT/HTTP/HTTPS/ TLS/DTLS/DNS/NTP/ PING/OneNET/Telecom Cloud/Aila Cloud*
Communication method	UART 115200bps
authentication	CE/FCC/GCF/PTCRB/RoHS/REACH/ATEX/TIM/Deuts Telecom/Vodafone/T-Mobile
Product Size	68mm × 24mm × 21mm
Package Size	90mm × 35mm × 21mm
Product Weight	12.2g
Package Weight	25g