HP PCIe x1 Parallel Port Card. Host interface: PCIe, Output interface: Parallel, Expansion card standard: PCI 2.0. Data transfer rate (max): 0.0018 Gbit/s, FIFO (First In, First Out): 16 B, HP segment: Business. Width: 18 mm, Depth: 121 mm, Height: 79 mm. Connector type: DB-25, Interface: PCIe x1, Compatibility: HP ProDesk 400 G2.5 SFF