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USB to RS232 Adapter / Converter – CommFront
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![USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/18-06.jpg "USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits")
USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits
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Parallel Port To USB Adapter Cable for Printer - Walmart.com
USB to RS422/RS485 Serial Port Converter Adapter Cable - RS485-1|STEPPERONLINE
Amazon.com: Plugable 2-in-1 USB Splitter with Dual USB 2.0 Ports, Compatible with Windows, Linux, macOS, Chrome OS, USB Multiport Hub for Laptops : Electronics
HP USB to Serial Port Adapter J7B60AA B&H Photo Video
Bescor 5V USB to 8V Power Converter for DC Coupler/Dummy 5VUSB8V
