1M USB to RS-232 Converter - UC232A1, ATEN Converters | ATEN U.S.A.
ATEN USB to PDA/Serial (DB9) Adapter w/ PC & Mac Drivers - Newegg.com
Windows 10/11 64-bit driver for USB-serial converter for Bridgemate Pro server : Bridgemate Support Center
USB to Serial port RS232 DB9 Genuine ATEN (UC-232A) - homenet48
Aten Uc232a Usb To Rs232 Db 9 Pin Pda Serial Db9 Port Adapter Pc Mac Drivers Usb-a Type Convert Rs-232 Serial Interface - Pc Hardware Cables & Adapters - AliExpress
4-Port USB to RS-232 Hub - UC2324, ATEN Converters | ATEN Corporate Headquarters