Videoconference system POLY X70 & X50, Pro monitors 98 et 75inch ( Image size = 216x122 & 165x93cm), ceiling sound system, ceiling capture multi-microphones SHURE ( 128 mics) MAX920, audio digital porcessor, echo cancel, feedback eliminator, delay, EQ, management system CRESTRON + 2x wired touch 10inch, partition detector, remote control.