Get more out of your serial devices! StarTech's PCI4S650DV is a 4 port dual voltage serial card with WHQL certified drivers. Connecting legacy serial devices is no longer an issue as this card will remap to the necessary I/O address required by your device. Great for connecting any new or old serial peripheral, with data transfer rates of up to 920 Kbits/sec. Dual Voltage compatibility allows you to install into a PCI or PCI-X slot. Perfect for connecting serial modems, POS devices, PDAs, digital cameras, printers, ISDN terminal adapters and more, to your system.