![Amazon.com: TRENDnet USB to Serial 9-Pin Converter Cable, Connect a RS-232 Serial Device to a USB 2.0 Port, Supports Windows & Mac, USB 1.1, USB 2.0, USB 3.0, 21 Inch Cable Length, Amazon.com: TRENDnet USB to Serial 9-Pin Converter Cable, Connect a RS-232 Serial Device to a USB 2.0 Port, Supports Windows & Mac, USB 1.1, USB 2.0, USB 3.0, 21 Inch Cable Length,](https://m.media-amazon.com/images/I/71RvYgnQZ3L.jpg)
Amazon.com: TRENDnet USB to Serial 9-Pin Converter Cable, Connect a RS-232 Serial Device to a USB 2.0 Port, Supports Windows & Mac, USB 1.1, USB 2.0, USB 3.0, 21 Inch Cable Length,
![Amazon.com: StarTech.com 1 Port USB to Serial RS232 Adapter - Prolific PL-2303 - USB to DB9 Serial Adapter Cable - RS232 Serial Converter (ICUSB232V2) : Electronics Amazon.com: StarTech.com 1 Port USB to Serial RS232 Adapter - Prolific PL-2303 - USB to DB9 Serial Adapter Cable - RS232 Serial Converter (ICUSB232V2) : Electronics](https://m.media-amazon.com/images/I/61I5atI+Z9L._AC_SY450_.jpg)
Amazon.com: StarTech.com 1 Port USB to Serial RS232 Adapter - Prolific PL-2303 - USB to DB9 Serial Adapter Cable - RS232 Serial Converter (ICUSB232V2) : Electronics
![Shop | StarTech.com USB to Serial RS232 Adapter Cable w/ COM Retention - USB Serial Adapter - serial adapter - USB - RS-232 Shop | StarTech.com USB to Serial RS232 Adapter Cable w/ COM Retention - USB Serial Adapter - serial adapter - USB - RS-232](https://cdn.cs.1worldsync.com/syndication/mediaserver/inlinecontent/stech/6b1/321/6b1321cee9e44da3915bfd2ed68c5751/original.jpg)
Shop | StarTech.com USB to Serial RS232 Adapter Cable w/ COM Retention - USB Serial Adapter - serial adapter - USB - RS-232
![C2G 1.5ft USB to DB9 Serial Cable - RS232 Adapter Cable - Serial adapter - USB - RS-232 - blue | Dell USA C2G 1.5ft USB to DB9 Serial Cable - RS232 Adapter Cable - Serial adapter - USB - RS-232 - blue | Dell USA](https://snpi.dell.com/snp/images/products/large/en-us~A7319697/A7319697.jpg)
C2G 1.5ft USB to DB9 Serial Cable - RS232 Adapter Cable - Serial adapter - USB - RS-232 - blue | Dell USA
![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](https://cdn-shop.adafruit.com/970x728/18-06.jpg)