Summary:
- Walter is a tiny cellular modem that can be used in various projects, making it easy to add cellular connectivity to your devices.
- The modem is compact, measuring just 15x15mm, and supports 2G, 3G, and 4G LTE networks, allowing it to be used in a wide range of applications.
- Walter is designed to be easy to integrate into projects, with a simple serial interface and support for common cellular protocols, making it a versatile tool for makers and developers.