[HIGH SPEED PCIE CONNECTION] This PCIe to Serial Parallel Port Adapter delivers blazing fast 2.5Gbps bandwidth through PCI Express single-lane (x1) technology, fully compliant with PCIe specification Revision 1.1. Experience seamless data transfer when connecting multiple legacy devices to modern computers.
[DUAL SERIAL + PARALLEL PORTS] Equipped with two industrial-grade 9-pin RS-232 DB9 male serial ports and one robust DB25 female parallel LPT port, this adapter card lets you connect printers, scanners, industrial equipment and other legacy devices simultaneously. Perfect solution for devices requiring multiple interface connections.
[WIDE COMPATIBILITY] Supports virtually all operating systems including DOS, 8/7/Vista//2000/Server 2003-2008 (32/64-bit), and Linux distributions. The plug-and-play design ensures easy installation without complicated setup procedures across different platforms.
[INDUSTRIAL-GRADE PERFORMANCE] Features WCH382L chipset with 16C450/16C550 UART compliance and 256-bit depth FIFOs for reliable data transmission. Each serial port supports up to 250Kbps transfer rate with flexible communication parameters (5-8 data bits, 1-2 stop bits, multiple parity options).
[VERSATILE CONNECTIVITY] Offers comprehensive flow control (RTS/CTS, XON/XOFF) and supports all standard RS-232 signals (TxD, RxD, RTS, CTS, DTR, , DCD, GND). The parallel interface supports SPP, PS2, EPP & ECP modes, making it ideal for diverse industrial and office applications.

Spec:
Features:
Allows to connect more serial & parallel device to your computer easily.
Two (2) 9-pin RS-232 DB9 male serial ports and one DB 25 female parallel LPT port available.
Compliant with PCI Express specification Revision 1.1.
PCI Express single-lane (x1) bus bandwidth 2.5 Gbps.
Support for DOS, for 8 / 7 / Vista / / 2000 / Server 2003-2008 32/64-bit, for Linux operating systems.

Parallel interface (LPT):
I/O