SE-ICP-RS485-202 is a USB-2.0 to Dual-RS485 Port PC Front Panel device. It fits to the 2.5" floppy bay of your PC.It provides an easy way to add 2 serial ports to your desktop computer. This USB to Dual Serial Front panel functions as a converter between a USB port on your mother board and standard serial ports. You can easily connect this adapter to the USB port on your mother board and get access to any RS-485 devices from front of your PC. This device is suitable for all control and industrial applications.It has been developed to connect a wide range of standard serial devices.Bus-Powered Device , no external power supply neededConnect to your mother board 10 Pin USB 2.0 connectorSupport for the following serial communication programs is included: HyperTerminal, PComm, Windows direct connection, Windows dial-up connection through modem.Drivers provided for Windows, Mac OS X and Windows CE2 DB9 to Screw Terminal conection block includedTarget Applications :Serial Attached Devices Modems, Serial Mouse, Generic Serial Devices Serial-Port Server Data Acquisition System POS Terminal and Industrial PCBus-Powered Device , no external power supply neededConnect to your mother board 10 Pin USB 2.0 connectorCompliant with USB 2.0 specificationTwo 16c450/16c550 compatible UARTs 2 x RS-485 Serial Ports 5, 6, 7 and 8-bit Serial Data support Hardware and Software Flow Control Serial Port speeds from 50 bps up to 6 Mbps Additional I/O or IRQ not requiredOn-Chip 512-Byte FIFOs for upstream and downstream data transfers for each Serial Port Remote Wakeup and Power Management features Operating temperature range: 0°C to +55°CFits 2.5" Floppy bay of your desktop PCDrivers provided for Windows, Mac OS X and Windows CEWindows XP/Vista/7/8, Mac OS X, Linux and Windows CEAvailable USB port ( 10 pin connector on mother board )1 x USB to Dual RS485 Front Panel1 x Driver CD1 x User Manual2 x DB9 to Screw Terminal block4 x mounting screws On Aug-05-14 at 07:40:54 PDT, seller added the following information: