Extron 26-708-50 Projector Communication Cable-Plenum MLC IR/RS-232 P/50 - 50'

Eitan Medical Sapphire 4-port USB to RS232 adapter

1pcs for Mitsubishi MR-E Series Servo Debugging Cable Rs232 Serial Port PC-MR-E

FT232 USB to 232 485 ttl USB to RS232 USB serial port module to COM Converter

4 PCS 2 IN 1 RS232 & TTL232 Interface Serial Port Relay UART Switch PC USB MCU

433M 868M RS485 RS232 USB Wireless Transceiver Serial Data Long-Distance Transmi

EG4 Battery Update Cables: RS232 & RS485 to USB cable set

3ft USB to RS232 DB9 Serial Adapter Cable