The majority of today's motherboards is not equipped with any RS-232 or parallel port. With SUNIX MIO4089AM Multi I/O board, users can expand 2 RS-232 and 2 IEEE1284 parallel ports to their system, allowing them to use serial and parallel devices further. SUNIX MIO4089AM is compatible with both 32/64-bit PCI architecture supporting 3.3 and 5V Bus, allowing the board to be installed in virtually any PC system. Furthermore, SUNIX MIO4089AM Multi-IO card supports majority of the OS on the market. We provide driver support for Microsoft Windows 32/64-bit platform, WinCE, Linux 2.2.x ~ 2.6.x kernels, making it the best and most economical solution for commercial and industrial applications.

Features:
Expands 2 ports RS-232 and 2 ports IEEE1284 interface on system.
Universal PCI compatible with 64/32-bit PCI-X/PCI Bus and 3.3/5V connector key.
High reliability SUNIX UL7522EQ 16C750 compatible MultiIO controller on-board
Expands two RS-232 serial ports with communication speeds up to 230.4Kbps.
On-chip hardware auto flow control to guarantee no data loss.
Built-in ±15KV ESD protection for all serial signals meets IEC1000-4-2 standard.
Support IEEE 1284-1994 parallel port standard
• ECP(Enhance Capacity Port) / EPP(Enhance Parallel Port)
• SPP(Standard Parallel Port) / BPP(Bi-direction Parallel Port)
Plug-n-Play, I/O address and IRQ assigned by BIOS.
Certified by RoHS CE, FCC ClassB approval
Support DOS, Linux, Microsoft 3.x, 9x, Me, NT, 2000, XP, 2003 and Vista.

Specifications:
Product Description: 2 ports RS-232 & 2 ports Parallel PCI Board
Bus Interface: Universal PCI 64/32bit 3.3V/5V, PCI Ver 2.3/2.2/2.1
IRQ & IO Assigned by System
PCB connector DB9 Male & DB25 Female
Connection Cable: Pin Header to DB9 Male & DB25 Female Connector Bracket Set