The PLM-WCP PLENA matrix Wall Control Panel is an accessory of the PLM-8M8 PLENA matrix 8 channel DSP Matrix Mixer, and like any good accessory it has a complementary aesthetic design, but behind the good looks and sleek design, there is a product of substance and usability. Installation couldn’t be easier; Powered over standard CAT 5 from the PLM?8M8, the unit’s communication is via RS485, this means that multiple PLM?WCPs can be daisy?chained together with the PLM?8CS 8 Zone Call Station, reducing cable runs and installation time.