The CAS16 is a Sub Station for the CAM16 distribution system. The CAS16 increases the capacity of the CAM16 by up to sixteen RH-8 or WP-8 remote control units or independent active speakers. Each CAM16s can accommodate up to 15 CAS16 Sub Stations allowing a maximum system capacity of 256 remote control units. The system is wired in a ‘daisy chain’ format; the cable for this comes supplied with each CAS16. Offering 8 stereo sound sources, any of which can be selected to operate through a pair of stereo headphones via the RH-8 or WP-8(A) control panel with a total capacity of 256 control panels on one system.