The ClearCom SP-3 is a 3-way intercom passive line splitter cable with one 3-pin female to three 3-pin male XLR connectors for use with Partyline Intercom Systems like Encore. Encore™ is a 2-wire analog partyline system with intuitive plug-and-play design and superior "Clear-Com Sound" audio clarity. The SP-3 allows the intercom cable to be split three ways for connection to additional intercom stations, providing a convenient and logical junction to any of the intercom system channels. Passive and Protocol Agnostic the SP-3 is entirely passive and can additionally be used for the multi-channel HelixNet digital powerlines, 2-wire intercom systems and line-level output splitting.