The PCI Express card expands your PC by four external serial ports. The serial ports support a voltage of 5 V and 12 V, which can be set through the jumper. Thus you do not require an additional power supply for the connected devices.
Specification
• Chipset: Oxford OXPCIe954
• Connector: 4 x serial RS-232 DB9 male
1 x internal power connector 4 pin Molex male
• Serial connector will be lead outside through a cable
• Data transfer rate up to 230.4 Kb/s
• Compatible with 16C950 UART
• FIFO: 128 byte
• ±15KV ESD protection on all signal pins
• 5 V or 12 V voltage can be set individually for each port through