Black Box VGA Transmitter - video extender

Use with VGA Receivers to place four VGA monitors up to 500 feet from your PC. Extend VGA as far as 500 feet (152.4 m) to four separate locations over CAT5 CAT5e or CAT6 cables. Has a 2-kV avalanche diode which provides greater electrostatic discharge (ESD) protection and more reliable operation.