Review of generic USB to Serial (RS232) adaptors - Travis' Blog
Buy PL2303 Male To Female Cable Adapter Converter RS-232 Serial USB 2.0 To RS232 for Win 7 8 10 OS at affordable prices — free shipping, real reviews with photos — Joom
MX-U232-P9V2 | Maxxtro USB to serial RS232 converter | Distrelec Export Shop
USB To RS-232 Converter – Gold Touch
Solution: Belkin F5U409 USB to Serial Converter in 64bit Windows 7/Vista/Mac OSX 10 - ClearChain