Heinrich's CE1500 conference controller is designed by the latest digital technology in accordance with IEC914 and ISO standards. It’s a high effective Multi-functional meeting system for a meeting or conference, and it’s easy to set up, debug and use without training. The main unit can match the request no matter for few of representative delegate units in the small conference system, or the big conference system includes interpreter equipment, hundreds of representative units or wired and wireless language distribution equipment. The main unit has all the power supply for all of the representative units and basic controlled function, and has port that is connected with kind of other equipment. Also, it can reach much more functions by adding other types of equipment and software.