LTE CAT 1 Pi HAT is an open-source cellular extension modem for Raspberry Pi, based on u-blox LARA-R2xx series. It is compatible with Raspberry Pi 1 Model B+ and up to Raspberry Pi 4.

LTE CAT 1 Pi HAT support UART and USB interfaces. Raspberry Pi can communicate with LTE CAT 1 Pi HAT via UART using AT commands without the need of any special driver.
This Pi HAT is well suited for rapid prototype building.

Highlighted Features

• Compatible with Raspberry Pi 1 Model B+ and up to Raspberry Pi 4
• Can communicate using UART and USB interfaces
• Includes I2C and Digital Grove connectors to connect Grove modules
• Access to both IPV4/IPV6 with dual stack capabilities
• Wide range of embedded protocols such as TCP, UDP, HTTP, FTP, SSL
• Supports AT commands with 3GPP TS 27.007 [8], TS 27.005 [9] standards