StarTech DB9 RS232 2m Straight Through Male to Female Serial Extension Cable - Black: Amazon.de: Computer & Accessories
Amazon.com: UGREEN USB to RS232 Adapter Serial Cable DB9 Male 9 Pin with PL2303 Chipset RS-232 Converter Cable for Windows 10 8.1 8 7 XP Vista, Mac OS, Linux, 3FT : Electronics
Amazon.com: OIKWAN USB C to RS232 DB9 Serial Port Adapter Cable(USB-C to Serial, USB C to DB9, USB C to RS232) with FTDI Chipset Supports Windows 10 8 7 and Mac Linux… :