RF Modules
Telecom Modules are used for a variety of applications in telecommunications, including: Fixed Wireless Terminals (FWT), Small Office Home Office (SOHO) applications, Trunk Interfaces, and Foreign exchange Office (FXO) circuits.
A module is a term used across various fields with the general idea of something being a self-contained, independent unit that can work with ... https://eteily.com/95-rf-modules