Siemens Optipoint 500 Acoustic AdapterSiemens Optipoint 500 Acoustic Adapter allows the following telephone accessories to be connected:Active loudspeakerDesk microphone connected via a Y cableCorded headset Cordless headset with the call acceptance/end call function of a mobile unitInterface for connecting an external loudspeaker and microphone, headset or an additional transmitterThe Optipoint Acoustic Adaptor allows the active loudspeaker and desk microphone (connected via a Y cable) accessories to be connected.ApplicabilitySIP phones:optiPoint 410 standard SoptiPoint 420 standard SoptiPoint 410 advance SoptiPoint 420 advance SCorNet IP phones:optiPoint 410 standardoptiPoint 420 standardoptiPoint 410 advanceoptiPoint 420 advanceTDM phones:optiPoint 500 basicoptiPoint 500 standardoptiPoint 500 advance
