Specification :

1.16-bit PC Card Compliant (PCMCIA Revision 7.1)
2.128-byte deep transmitter/receiver FIFO .
3.Supports Data rate up to 15Mbps .
Very low power consumption 3.3V/5V operation voltage .
Fully software compatible with industry standard 16C550 type . UARTs .
Removable cable provides one DB9 connector for device connection (dual or four
serial ports)
Works with various types of RS232 serial device including modems , label
printers,
bar code scanners, digital cameras and more.
4.Operating System:
Desktop or notebook computer with PCMCIA socket .
Win 98/98SE, Win Me ,Win 2000,Win NT ,Win XP.