Manual Share Switch Box: No need to unplug and plug in wires when changing from different serial devices such as printers, computers.
DB9 pin Serial Port: It’s suitable for all DB9 pin port devices data switch; signal transmission is stable and fast. So it’s widely used in stock market, education and communication field.
Metal Housing Design: Metal 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.
Easy to Install: Just plug and play. No software required.
PC Printer DB9 Pin Serial RS232 Switch Box, ES-tune Metal Housing Manual RS-232 Data Switcher for PC Sharing to Serial Device
Amazon.com Price: $9.99 (as of 02/06/2019 14:50 PST- Details) Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.
Manual Share Switch Box: No need to unplug and plug in wires when changing from different serial devices such as printers, computers.
DB9 pin Serial Port: It’s suitable for all DB9 pin port devices data switch; signal transmission is stable and fast. So it’s widely used in stock market, education and communication field.
Metal Housing Design: Metal 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.
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Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.

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