Rigid in-ear microphone
Reference
This rigid in-ear microphone is integrated into the Acoustically Transparent Earpieces product manufactured by the German company inear.de.
Technical details are given in AES publication by Denk et al. : A one-size-fits-all earpiece with multiple microphones and drivers for hearing device research.
For the VibraVox dataset, we only used the Knowles SPH1642HT5H-1 top-port MEMS in-ear microphone, the technical documentation for which is available at Knowles.