Spec Sheet Preview: Alpha Communications® offers a wide variety of low voltage wire and cable, to assure the proper functioning of our video and intercom systems. In addition, many of these models can be used on systems supplied by other manufacturers (please check with the equipment manufacturer for full compatibility requirements). All models shown are designed to meet the latest requirements for 'CM' type cable. Other types and style, such as 'plenum' cable are available on a special-order basis. Contact our sales dep …