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 ludes a local VGA monitor passthrough port. Has a 2-kV avalanche diode, which provides greater electrostatic discharge (ESD) protection and more reliable operation. For each remote location, add a VGA Receiver, 2-Port Remote (AC555A-REM-R2), which connects to two monitors at each location.