Sound Oasis World's Smallest Sound Machine with Sounds for Tinnitus Portable Tinnitus and Sleep Therapy wherever you go! The Worlds Smallest Sound Machineandreg;with Sounds for Tinnitus will help you manage tinnitus better at night and during the day with 24 made for tinnitus sound tracks.This tiny sound machine will also help you to relax, fall asleep easier, get higher quality sleep, and improve concentration. Our patented Sleep Enhancementandreg; technology combined with our unsurpassed collection of doctor composed tinnitus sound tracks encourage your brain to ignore annoying tinnitus sounds and naturally lulls you to sleep. Adding new sounds could not be easier thanks to the large collection of sounds available on our custom sound card creator. Choose from over 150 unique sounds. Play continuously or auto shut off in 30, 60, 90 minutes. Use included earbud headphones or use your own headphones. Built-in rechargeable battery with 15 hours of run time. A pocket clip attaches easily to clothing. Volume control button for pause/play.