keyspan high speed usb serial adapter Compare search results
$22
Tripp Lite 18in USB to Null Modem Serial Adapter FTDI w COM Retention M F
Serial Adapter Cable USB Gray
DTECH USB to RS422 RS485 Serial Port Adapter Cable with FTDI Chipset 5 Position
USB to RS232 Adapter with PL2303 Chip 3~Pack CableCreation 3 Feet Gold Plated
USB Type C to RS232 DB9 Serial 9~Pin Converter Adapter Cable with a Male to Fem
USB to DMX512 3PIN XLR Interface Adapter dongle Computer PC Stage Lighting Contr
$21
Cordable USB to TTL 3.5mm Serial Adapter Converter Cable TTL~232R~3V3~AJ 3.3V 3v
USB to DMX512 3PIN XLR Interface Adapter Computer PC Stage Lighting Controller D
Jeirdus USB to RS422 RS485 Serial Port Converter Adapter Cable with FTDI Chip Su
USB to DMX Interface Adapter RS485 Converter Serial 3PIN XLR LED DMX512 Freestyl
Aluratek USB to RS~232 DB9 Serial Adapter~ Black | Quill
StarTech.com 1 Port USB to Serial RS232 Adapter ~ Prolific PL~2303 ~ USB to DB9
SIIG USB to Serial Adapter USB 2.0 to RS~232 Male 9~pin DB9 Cable 3.3ft FTDI