Overview
KSE-91A LTE-M/NB-IoT plug-and-play communication module — features, specifications, pinout, and resources.
Quick Start
Learn how to connect the KSE-91A, understand the LCD screens, use button actions, check Location, open Diagnostics, and configure the host interface.
Network Attach
How the KSE-91A attaches to LTE-M / NB-IoT. It connects automatically at power-on — watch the display, confirm with AT commands, or attach manually with a custom APN.
Send Data
Send data from the KSE-91A after network attach by connecting to an MQTT broker, publishing a message, verifying delivery, and checking the LCD/Diagnostics status.
FAQ
Troubleshooting guide and frequently asked questions for the KSE-91A LTE-M/NB-IoT module.