Phonak Audeo Q-90 RIC 20 channel digital computerized hearing aid has auto StereoZoom speech in, wind auto Zoom Control, DuoPhone with bilateral fitting, sound recover, ultra zoom, premium flex control, SoundFlow Premium, flex volume, real ear sound, EchoBlock, noise block premium, wind block, whistle block, auto acclimatization, nano with plasma coating, tinitus noise balance generator, fully wireless technology.