Conference system Teleconference System (Teleconference Main Unit) Computer-Managed Conference System (Video Central Processor Arc Coupling) Multifunctional Conference System Conference Voting System Conference Discussion System Peripheral Equipment of Conference System Embedded Multifunctional Conference System Embedded Conference System Video Tracking Conference System Digital Conference System Network Digital Sound Reinforcement System Wireless Conference System Audio and Video Conference System Intelligent Conference System Intelligent Wireless Conference System Central Control Machine Other Conference Systems