Please visit "Technical Data" sention for more information on specifications of our oscillators. We have numerous bone conduction products for various usages ranging from headphones for music appreciation to headsets for professional or industrial purposes such as headsets used with communication equipments. Please do not hesitate to contact us for more information or if you have any question about our products. We are able to provide and deliver our products according to your needs and requirements. We are pleased to welcome any enquiry and thus, please feel free to contact us for any possible cooperation for new innovations!