The convenient, space-saving way to connect your serial devices to an internal USB port!<br>This clever converter board can be mounted into a spare PC case back plate slot to allow you to connect two serial RS-232 devices to an internal USB port on a motherboard or expansion card. A space-saving alternative to USB converter cables, it's supplied with all required connection cables and back plates for use in standard and low profile PC cases.<br>- Mounts into a free PC backplate slots<br>- Does not use a PCI or PCI-e expansion slot<br>- Consists of an interface board with one 9 Way D Male serial port and one RJ-45 connection; an RJ-45 to 9 Way serial adapter cable provides the second serial port<br>- Supports standard and low profile form factors<br>- USB 2.0 and 1.1 compliant<br>- 2 x 16550 high performance UART (RS-232) channels<br>- Supports baud rates of up to 460Kbps<br>- 5V DC power supplied on each port for EPOS applications<br>- Requires internal USB connection (motherboard or a This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-00-508-7574, indicating validated use in U.S. government and defense logistics supply chains.