Use the ReSound Smart app to: Adjust volume settings on your hearing aids. It is the first hearing aid app with a direct connection between your ReSound Smart hearing aids and your Android mobile device. We are continually making more Android devices compatible, so please consult the Smart app website for up-to-date compatibility information ReSound Smart app enables you to control and personalize your hearing experience - intuitive and discretely. Some of the models will work with earlier Android OS versions such as Android OS 4. Samsung Galaxy Note 5 We recommend that your Android mobile device is running Android OS version 5. The ReSound Smart app is compatible with the following mobile devices: Samsung Galaxy S7. This update is available through your hearing care professional. Note: Your hearing aids may need to be updated with the latest firmware to work with the app. 9/7/5, ReSound ENZO 9/7, ReSound UP Smart 9/7/5 hearing aids. 1 is compatible with the following hearing aids: ReSound LiNX2 9/7/5, ReSound LiNX 9/7, ReSound LiNX TS 9/7, ReSound ENZO.