A PCI Express single parallel port card that can be connected to parallel devices such as printers, programmers, scanners, etc. Supports a variety of mainstream operating systems, including for Windows, OS X and Linux. The product uses a PCI Express x1 slot that can be installed in a variety of PCI Express slots (including 4x 8x16x).Features:1. A PCI Express single parallel port card.2. Can be connected to parallel devices such as printers, programmers, scanners, etc. 3. Supports a variety of mainstream operating systems.4. For Windows, OS X and Linux. 5. The product uses a PCI Express x1 slot that can be installed in a variety of PCI Express slots (including 4x 8x16x).Specifications:Compliant with PCI-Express Specification Revision 1.1Built-in SPP, PS2, EPP, ECP compatible IEEE 1284 printing protocolNo switch without jumper, easy to set up with software32-bit bus design, supporting PCI 2.1 specificationUse high speed I/O controller (16C550C or compatible UART)Support 8CM short iron pieceSupport for DOS, for Windows 8 / 7 / Vista / XP / 2000 / Server 2003-2008 32/64-bit, for Linux & OS/X 10.5 and other operating systemsParallel interface (LPT)Comply with IEEE 1284 parallel port protocolI/O address: assigned by BIOSIRQ: Assigned by BIOSSupport: SPP, PS2, EPP & ECP and modeMain chip: 9805 chipSupport: For Windows95/98/98SE/2000/ME/NT4.0/XP, Linux, DOS, VISTA, WIN7Built-in 16 Byte FIFO32-bit bus design, supporting PCI 2.1 specificationInterface: PCI-E-TO- parallel port (25 holes)Size: Approx. 12 x 6 x 7.8cm/4.7 x 2.4 x 3.1inPackage List:1 * LPT Card1 * Cover Board.