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Switch between four distinct VGA sources on a single display
Share and switch four distinct HDMI® audio/video signals between four displays
Extend DVI-D (or HDMI) video, USB, audio, and Serial signals up to 2km (6562ft) over fiber
Add a USB-based RS232 Serial port to your laptop through an ExpressCard slot
Add a high-speed RS-232 Serial port to your laptop computer via an ExpressCard expansion slot
Convert an RS232 data signal to either RS485 or RS422 with this wall-mountable, ESD-protected adapter
Easily convert an RS232 serial signal (-12 to +12V) to a transistor-transistor logic signal (0 to +5V)
Add an RS232 serial port with COM retention to your laptop or desktop computer through USB
Add one serial RS-232 port with com retention to any laptop or computer with a USB port
Add two RS232 serial ports with COM retention to your laptop or desktop computer through USB