"The Converge A/V VGA over Cat5 UTP long range receiver for the ST124UTPEA (4 port Cat5 VGA extender) and ST128UTPEA (8 port Cat5 VGA extender) allows a monitor to be connected up to 300m / 900ft away from the source. The unit has an RJ45 connector to accept the incoming video and audio signals and a HDDB15 and 3.5mm stereo connector to plug into remote display. The ST124UTPEA or ST128UTPEA base unit is required. Allow Converge A/V to provide you with digital signage hardware solutions. Digital signage is used in transportation retail education government and corporate environments. Capture your audience by delivering the message you want at the distances and resolutions you require."