Sabrent - USB 2.0 to Serial (9-Pin) DB-9 RS-232 Adapter Cable 6 ft. Cable with Thumbscrews Connectors (CB-FTDI)

Rocstor 1 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention - 6 ft Serial/USB Data Transfer Cable for Notebook, Desktop Computer, Monitor - First End: 1 x 9-Pin DB-9 RS-232 Serial - Male

This Insignia NS-PU99501 cable allows you to connect a device with an RS-232 (DB9) serial port to a USB hub or USB-equipped PC or Mac and supports data transfer rates of more than 115 Kbps for rapid performance.

The USA-FTDI-8 USB to RS232 8 Inch Serial Adapter is a simple, reliable way to add a COM port to your computer for GPS, modems, printers, scanners, digital cameras, and other RS232-based devices. Built with an FTDI chipset, it delivers stable performance and fast communication. The plug-and-play design requires no IRQ, DMA, or I/O resources, allowing hassle-free installation and eliminating conflicts when connecting multiple devices. Powered directly by USB, this adapter provides TX/RX and GND signals without the need for external power. With Windows 11, macOS, and Linux compatibility, plus a compact 8 inch cable length, it’s a versatile solution for expanding serial connectivity with ease.