Has a back plate adapter making 2x serial ports. Hope you enjoy your item. No Original box.
Brand New ISA 8-Bit Multi I/O Serial Card 9 Pin + 25 Pin (DB9 Male & DB25 Male)
TESTED - Vintage Mitsumi Serial Mouse 9-pin 2-button ECM-S3101 Computer
ISA 8bit High Density Floppy 1.44 MB , 2.88 MB + Boot ROM + Serial (3 in 1)
OPUS RS-232 P11-108 Controller ISA 8bit Card
ISA Floppy Disk And Serial Controller Card DIY Kit (Requires Assembly)
