CardBus PCMCIA 2 SERIAL Port RS422/ RS485 Card

(SUPPORT VISTA) W/ Cable

 PCI one chip solution(OXFORD OX16mPCI952) not USB base solution

It's real COM Port in your computer, not USB to COM port
  high compatible with serial type device.

This dual-port port RS-422/485 PCMCIA Type II 32 bit PC card that widely used in varieties of portable system. Each port offer data transfer rate up to 115200Kbps with built-in 128-byte FIFO buffer to give you maximum system performance and efficiency. This card also provides full modem control signals to ensure compatibility with kinds of  RS-422/485 peripherals. It’s created for use in the industrial sector and as well ideal for home or office uses. This Card Bus is your best solution to utilize the peripheral with serial port in an easy to-use environment such as plug-n-play and hot-swapping function. * Expands 2 independent DB9 RS-422/485 serial ports through 32-bit Card Bus slot * High speed 16C950 compatible UART controller on-board * On-chip hardware auto flow control to guarantee no data loss * Each serial port has built-in 128K byte DMA software FIFO * Supports to Hot-Swapping and Plug-n-Play function * Simple and easy way to connect devices to your notebooks * Supports DOS, Windows 98/Me/NT/2000, XP, Server 2003 ,Vista and Linux