Core Features: Audio and Video Processor 2 x USB-A Port 1 x USB-B Port 1 x Codec Port 7 x VCH Port (RJ-45) 1 x RCA in/out Port 1 x 6.3m Line in Port 1 x 6.3m Line out Port 1 x Power Supply Port Support up to 8 x VCM34/VCM38 array microphones Support up to 4 x MSpeaker II