D DOLITY Printer DB9 Pin Serial RS232 Switch Box Manual 2Ports Data Sharing Switcher

描述

🔄 Switch smarter, not harder — stay connected without the hassle!

The D DOLITY DB9 Pin Serial RS232 Switch Box is a manual 2-port data sharing device designed for seamless switching between two serial devices. Featuring a durable metal housing for heat dissipation and a user-friendly panel button, it supports DB9 pin ports and is widely used in professional fields like securities, education, and communications.