Profile: Decos Systems B.V. deals with audiometers. Our Decos audiology is a software-based audiometer. Our clinical audio meters perform tone and speech audiometry, high frequency audiometry, video VRA, directional hearing and tympanometer import all in one system. Our diagnostic audiometer quickly and easily performs basic measurements such as a tone audiogram and a speech audiogram. We supply pediatric audiometry that offers a unique reward system for sound field measurements for small children. We also offer portable audiometer, which perform hearing tests at various locations.