Apparatus for voice communication, comprising: a first wireless device including a first pressure sensor having a first acoustical profile and configured to capture a first set of acoustic energy within a time window; a second wireless device including a second pressure sensor having a second acoustical profile and configured to capture a second set of acoustic energy within the time window; wherein the first wireless device includes a processing element configured to: receive from the second wireless device data relating to the second set of acoustic energy captured by the second pressure sensor ; apply a signal enhancement technique to data relating to the first set of acoustic energy and the data relating to the second set of acoustic energy based on the first and second acoustical profiles; and output an enhanced voice signal based on applying the signal enhancement, characterised in that : the first wireless device includes a near-field magnetic induction, NFMI, signal input; the processing element is configured to receive the data relating to the second set of acoustic energy through the NFMI signal input; the data relating to the second set of acoustic energy is not received by the first wireless device until the first wireless device requests transfer of the data relating to the second set of acoustic energy; the first wireless device is configured to request transfer of the data relating to the second set of acoustic energy in response to the processing element detecting an un-enhanced voice signal in the data relating to the first set of acoustic energy; and transmission of the data relating to the second set of acoustic energy is disabled until the un-enhanced voice signal is detected in the data relating to the first set of acoustic energy. a first wireless device including a first pressure sensor having a first acoustical profile and configured to capture a first set of acoustic energy within a time window; a second wireless device including a second pressure sensor having a second acoustical profile and configured to capture a second set of acoustic energy within the time window; wherein the first wireless device includes a processing element configured to: receive from the second wireless device data relating to the second set of acoustic energy captured by the second pressure sensor ; apply a signal enhancement technique to data relating to the first set of acoustic energy and the data relating to the second set of acoustic energy based on the first and second acoustical profiles; and output an enhanced voice signal based on applying the signal enhancement, receive from the second wireless device data relating to the second set of acoustic energy captured by the second pressure sensor ; apply a signal enhancement technique to data relating to the first set of acoustic energy and the data relating to the second set of acoustic energy based on the first and second acoustical profiles; and output an enhanced voice signal based on applying the signal enhancement, the first wireless device includes a near-field magnetic induction, NFMI, signal input; the processing element is configured to receive the data relating to the second set of acoustic energy through the NFMI signal input; the data relating to the second set of acoustic energy is not received by the first wireless device until the first wireless device requests transfer of the data relating to the second set of acoustic energy; the first wireless device is configured to request transfer of the data relating to the second set of acoustic energy in response to the processing element detecting an un-enhanced voice signal in the data relating to the first set of acoustic energy; and transmission of the data relating to the second set of acoustic energy is disabled until the un-enhanced voice signal is detected in the data relating to the first set of acoustic energy. <EOS>