KSPROPSETID_TelephonyControl

The KSPROPSETID_TelephonyControl property set is used to work with telephony control properties. These properties can be used to determine the state of a call and perform certain operations such as putting a call on hold or muting the local microphone.

The KSPROPSETID_TelephonyControl property set contains the following properties:

• KSPROPERTY_TELEPHONY_CALLCONTROL

• KSPROPERTY_TELEPHONY_CALLHOLD

• KSPROPERTY_TELEPHONY_CALLINFO

• KSPROPERTY_TELEPHONY_MUTE_TX

• KSPROPERTY_TELEPHONY_PROVIDERCHANGE

• KSPROPERTY_TELEPHONY_PROVIDERID