31. The apparatus according to claim 13 , wherein said voice biometrics system is configured to obtain, from one among the plurality of microphone output signals, a voice sample, and wherein said voice biometrics system is configured to determine that sound within the received at least one microphone output signal matches the voice model by determining that the voice sample matches the voice model.
33. The apparatus according to claim 31 , wherein said directional sound capturing system is configured to direct a beam, during said provision of the audio signal, in a first direction relative to the plurality of microphones, and wherein said voice biometrics system is configured to obtain, subsequent to said determination and during said beam direction, a second voice sample from said one among the plurality of microphone output signals and to determine whether the second voice sample matches the voice model.