Sound Oasis® Bluetooth® Tinnitus Sound Therapy System® A Bluetooth® Tinnitus Sound Therapy System® that helps users manage their tinnitus, fall asleep and stay asleep with 20 superior tinnitus relief and sleep sounds. Doctor developed sounds help nudge user to sleep; pink noise tracks are more pleasant to listen to than typical “white noise” and Sound Oasis APPs allow the user to customize their sound output. Built-in Bluetooth® technology allows user to stream music as an alternative to the built-in sounds. Product Benefits: Helps users fall asleep easier and naturally with 20 built-in made for tinnitus and sleep sounds. Doctor developed sounds help mask tinnitus and nudge users to sleep better than ordinary sounds. Bluetooth® technology allows user to stream music/sounds to unit. Sound Oasis® APPs included allow user to customize frequency of sound output High quality sound, rechargeable, operate plugged-in (includes USB charge cable) or in cord free mode.