OpenStage Conference Set

Another 3rd party product for audioconferencing with OpenStage phones is called DUOPHON telephon conferencing set. DUOPHON has been especially developd for SIEMENS phones.

Possible connection

 * OpenStage 40, OpenStage 60, OpenStage 80: via cable (headset jack)
 * Model AW 901 OS: The connection of the conference unit via the OpenStage headset interface, which will extend the usage also to an OpenStage 40. The connecting cable is enclosed.


 * OpenStage 10 T, OpenStage 15, OpenStage 20: via cable (handset interface)
 * Model AW 901 H: The control unit from DUOPHON is switched between handset unit and phone.