Description
CERRXIAN 2 Way PC Printer DB9 Pin Serial RS232 Switch Box, Metal Housing 4 Ports Manual RS-232 Data Switcher for PC Sharing to Serial Device1.2 Way RS232 Serial Switch: Can be used with 2 in and 1 out or 1 in and 2 out serial switch.2 installation and use,key-press switch.3al Share Switch Box: No need to unplug and plug in wires when changing from different serial devices such as printers, computers.4l house makes the switch box with good heat dissipation and high quality. Professional circuit board design makes it has high isolation degree between the circuits.5 plug and play. No software required.