A3V Multiport I/O card series is a unique line of cards developed by Sunix. These cards are designed to work on both 32-bit and 64-bit PCI Bus with 3.3V or 5V power, as well as with any future lower voltage PCI bus such as 2.8V, 1.8V, and etc., allowing these cards to be installed in virtually any PC system and compatible with all major operating systems. The card supports multi independent RS-232 ports, with each port transfer data up to 921.6 Kbps, and the parallel port provides 2.7 MB/s transfer speed. Sunix A3V Multiport I/O cards are the best solution for various industrial communication and automation applications.

• Low RMA rate and high reliability with Sunix's single chipset designed ASIC
• Compliance with PCI ver. 2.2 spec. standard
• Supports both 64-bit & 32-bit PCI bus slot and 3.3V & 5V power
• Compatible with PCI-X and 64-bit system
• Universal voltage fits all range of PCI slot
• Industrial grade design for stability and reliability
• 128K FIFO buffer can reduce CPU loading, less interruption and improving system performance dramatically
• Plug-n-Play, I/O address and IRQ assigned by BIOS
• RS-232 industrial host controller series are certified by WHQL, CE, FCC approval
• Support Microsoft Windows, Linux, and DOS