Extend the distance between the PC and the display by 80 metres.  The local unit receives the video signal from the PC and sends the signal to the remote unit(s) through a length of Cat5e cable.  The remote unit connects to the display monitor.  The power supply can be connected to either local or remote unit. The VGA output can be adjusted via EQ and GAIN controls on the underside of remote unit.     Specification: Maximum resolution: 2048 x 1536 60Hz (Dependant on length of extension) Equalization length is adjustable VGA signal gain is adjustable Metal Housing   Contents : Local & remote unit 1 x DC 12v 600ma PSU 1 x VGA cable male - male 1 User manual Contents: 2 Units 1 power pack 1 male to male VGA cable.