We recommend that your Android mobile device runs Android OS version 8.0 (Oreo) or later. Hearing aids and Oticon ON app are compatible with the devices above.Siya and Ruby hearing aids require firmware 1.0 or later. Zircon and Play PX hearing aids require firmware 1.1 or later. Oticon Real, More and Own hearing aids require firmware 1.0.0 or later. Xceed and Xceed Play hearing aids require firmware 8.0 or later. Oticon Opn hearing aids require firmware 6.0 or later, Opn S and Opn Play hearing aids require firmware 7.0 or later. Oticon Companion app is compatible with devices running iOS 15.0 or later.Opn S and Opn Play hearing aids require firmware 7.0 or later to run HearingFitness. Oticon Opn hearing aids require firmware 6.0 or later to run HearingFitness. Oticon ON app is compatible with devices running iOS 14.0 or later and watchOS® 4.0 or later.Hearing aids are compatible with devices running iOS 11 or later.phone calls, stereo music, video sound, and audiobooks directly to your hearing aids. The hearing aids can connect directly to iPhone, iPad and iPod touch, so you can stream audio, e.g.

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