Model number: TXB063
Chipset: WCH/DH382L
IPort number: 2 serial port+1 parallel port
Interface: PCI Express 1X slot
Support OS: Windows 8, 7, Vista, XP, 2000, Linux, DOS, MAC, Windows Server 2003, server 2008
Feature: Stable and reliable Standard RS-232 DB9 Pin serial port compliant. Standard IEEE 1284 DB25 parallel port compliant. Compliant with single-lane (X1) PCI-Express specification revision 1. oa. Supports 2.5 Gbps PCI-E bus with full duplex channel. 2 external RS-232 DB9 serial port & 1 external DB25 parallel port available. Note the main product (without affecting the normal use, the configuration has increased or decreased) Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.