SIIG DP cyber parallel PCIe is designed to add one high-speed, 25-pin Parallel port to your PCI express-enabled desktop computer. The DP cyber parallel PCIe adapter card supports epp/ecp and spp (standard) Parallel port modes and with the 4-Layer PCB design, signal noise and loss are greatly Reduced, delivering more reliable high-speed data transfers. The DP cyber parallel PCIe is fully compliant with PCI Express base specification revision 1.1 and IEEE 1284-1994 Parallel port standard. It is also FCC Class b (doc) and CE Regulatory approved and compliant.