Teardrop inertial transducers Bone conduction transducer for use as a receiver in headsets, hearing assistance devices, and medical applications
31MIT inertial transducers High output bone conduction transducer. Used as a receiver either in direct contact with user's body or in contact with shell of helmet
17MIT series inertial microphones High performance bone conduction microphone for use in ambient noise levels up to 120dB SPL. These microphones offer considerably enhanced speech quality over piezoelectric bone conduction microphones

Underwater inertial transducers High performance bone conduction transducers for use in underwater applications. They can be used as either speakers or microphones.

Button receivers High quality button receivers for use in broadcasting, communications, and hearing aid applications