The Siemens optiPoint 410 and 420 Key Module enables paperless phone functionality modularly. It provides for the presentation of stored feature key names or numbers on a display with LEDs beside the display.

Siemens optiPoint 500 loud speaker accessory.

Siemens HiPath OpenStage USB cable for memory stick is compatible with the OpenStage range.

Siemens OpenStage Key Module 80 has 12 additional freely programmable keys with LEDs, function, speed dial or line keys (two-level). It also has a large graphical display for key labelling, it's in ice blue and is compatible with the OpenStage 80 handset.

Siemens OpenStage Key Module 40 has 12 additional freely programmable keys with LEDs, function, speed dial or line keys (two-level). It also has a large graphical display for key labelling, it's in lava and is compatible with the OpenStage 40 handset.

Siemens HiPath MPPI Internal Music On Hold.

Siemens OpenStage Key Module 60 has 12 additional freely programmable keys with LEDs, function, speed dial or line keys (two-level). It also has a large graphical display for key labelling, it's in lava and is compatible with the OpenStage 60 handset.

The Power Block for the Samsung ITP 5121D must be ordered separately if the network does not support Power over Ethernet.

Power Supply for Compact II

OS7200 Wall Bracket, for mounting single chassis only.