Siemens OpenStage 20 Information Seite 3

OpenStage 40 T (similar to OpenStage 20 T, except
[1]
USB Slave
(1st party CTI)
[1]
Key Module
OpenStage 20 T = TDM
OpenStage 40 T = TDM
OpenStage 60 T, OpenStage 80 T
USB Slave
(1st party CTI)
Key Module
OpenStage 60 T = TDM
OpenStage 80 T = TDM
HiPath
USB Extension
Keyboard
HiPath
1
)
[1] OpenStage 40 only
TDM Phones
[1]
Headset
Handset
Headset
Handset
3