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| Personal Virtual Assistant (A service that implements control of in-conference services for one PSTN user. It listens for request key commands from the user's PSTN device and executes them to control the phone functionality. For example, PVA implements 6 (mute) from the PSTN user) | |||
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personlicher virtueller Assistent : 2 Phrasen in 1 Thematik |
| Microsoft | 2 |