The Emtronix etr232i v11 RS232 Serial Interface Card Module is a PCB-based card designed to provide RS-232 serial communication capability to a host system. The model designation etr232i v11 identifies the revision level of Emtronix’s serial interface card module. As a dedicated RS-232 interface card, it is intended to expand a system’s serial connectivity through a compact PCB card form factor. This description emphasizes the product name, model, and core function—delivering an RS-232 interface via a standalone PCB card that can be integrated into compatible hardware setups.
