The ADT40 is a power adapter for Wisycom MTP30 and MTP40 transmitters, designed to supply DC power via a pass-through cable option (ADT). It accepts 9–18 V DC input with internal switching regulation. The configurator provides selectable power connector options including Pigtail, Hirose, and XLR. This unit is for power feeding only and does not process, route, or convert audio signals.