Spec Sheet Preview: The Alpha Communications® / Elvox 6670 'NoCoax' video distributor unit is used only with the 6306 series video-intercom systems (or equivalent). The 6670 is used when the video signal from the lobby entry camera(s) must be split (distributed) to several coaxial cables. The 6670 gets its DC power from the system's power supply. All 6670 connections are positive screw terminal type. Each 6670 has four (4) video outputs. When multiple 6670's are used, for systems requiring more than four (4) …