The 2 port serial PCI-Express card can be installed in an PCI slot to add two RS232 serial ports to your system. A cost-effective solution for connecting any new or legacy serial device, with data transfer rates of up to 230400 bps/port. The card can be connected in minutes through simple plug and play installation.<br /><br />Features：<br />2 port standard 9-pin RS-232 serial ports allows to connect to serial devices.<br />PCI-E to serial TX.<br />Compliant with PCI Express Revision 1.0a.<br />Bi-directional speed from 110 to 230400 bps/port.<br />Support standard serial mode, plug-n-play, automatic identification.<br />Support RS232, RS485 &amp; RS422 modes.<br />Support hardware and software flow control.<br />Support for Windows 2000/XP/Server 2003/XP 64-bit/Vista/Win 7/Linux/Dos/Mac OS.<br /><br />Specifications:<br />Port number: 2<br />Data transfer rate: 110∥230400bps<br />Supported OS: for Windows 2000/XP/Server 2003/XP 64-bit/Vista/Win 7/Linux/Dos/Mac OS<br />Package size: 14.5 * 11.1 * 2.4cm / 5.71 * 4.37 * 0.94in (L * W * H)<br />Package weight: 86g / 3.02oz<br /><br />Package list:<br />1 * 2-port serial PCI-Express card<br /><br />Note: Package list without user manual<br><img src="//agdetail.image-gmkt.com/m430/852/092/827092852/img/agdetail.image-gmkt.com/852/092/827092852/img/img.tomtop.com/product/xy/2000/2000/p/gu1/C/5/C3325/C3325-1-8483-STyY.jpg" /><br>$$<img src="//agdetail.image-gmkt.com/m430/852/092/827092852/img/agdetail.image-gmkt.com/852/092/827092852/img/img.tomtop.com/product/xy/2000/2000/p/gu1/C/5/C3325/C3325-1-8483-eHeh.jpg" /><br>$$<img src="//agdetail.image-gmkt.com/m430/852/092/827092852/img/agdetail.image-gmkt.com/852/092/827092852/img/img.tomtop.com/product/xy/2000/2000/p/gu1/C/5/C3325/C3325-1-8483-CJ1K.jpg" /><br>$$<img src="//agdetail.image-gmkt.com/m430/852/092/827092852/img/agdetail.image-gmkt.com/852/092/827092852/img/img.tomtop.com/product/xy/2000/2000/p/gu1/C/5/C3325/C3325-1-8483-l7u6.jpg" /><br>$$<img src="//agdetail.image-gmkt.com/m430/852/092/827092852/img/agdetail.image-gmkt.com/852/092/827092852/img/img.tomtop.com/product/xy/2000/2000/p/gu1/C/5/C3325/C3325-1-8483-i779.jpg" /><br>$$<img src="//agdetail.image-gmkt.com/m430/852/092/827092852/img/agdetail.image-gmkt.com/852/092/827092852/img/img.tomtop.com/product/xy/2000/2000/p/gu1/C/5/C3325/C3325-1-8483-r86n.jpg" /><br>$$<img src="//agdetail.image-gmkt.com/m430/852/092/827092852/img/agdetail.image-gmkt.com/852/092/827092852/img/img.tomtop.com/product/xy/2000/2000/p/gu1/C/5/C3325/C3325-1-8483-RUas.jpg" /><br>$$<img src="//agdetail.image-gmkt.com/m430/852/092/827092852/img/agdetail.image-gmkt.com/852/092/827092852/img/img.tomtop.com/product/xy/2000/2000/p/gu1/C/5/C3325/C3325-1-8483-66Zm.jpg" /><br>$$<img src="//agdetail.image-gmkt.com/m430/852/092/827092852/img/agdetail.image-gmkt.com/852/092/827092852/img/img.tomtop.com/product/xy/2000/2000/p/gu1/C/5/C3325/C3325-1-8483-vNTS.jpg" /><br>