| TAPIEx ActiveX Control v3.5 |
Property HeadSetModeCaps As PHONEDEVICEMODERead/Write: Read Only
| Constant | Value | Description |
|---|---|---|
| PHONEDEVMODE_ONHOOK | 1 | Off. |
| PHONEDEVMODE_MIC | 2 | Microphone only |
| PHONEDEVMODE_SPEAKER | 4 | speaker only |
| PHONEDEVMODE_MICSPEAKER | 8 | both Microphone and speaker |
| PHONEDEVMODE_UNKNOWN | 16 | unknown |