Petralex Hearing aid Android App

All you need for good hearing - smartphone and Petralex®

Petralex® is a hearing aid application based on your Android phone or tablet device, running same principles as conventional wearable hearing aid. Auto-adjusting to your personalized hearing profile, totally invisible to anyone - use it with regular headset!

Using powerful hardware running Android 4.1 or higher with our patented algorithms and user-friendly interface with fast profile selection brings maximum sound quality and comfort of use.

Benefits of Petralex®:

- Еasy to use - no special devices, no battery replacements or all-day wearing annoyance;
- Quick Setup for any sound environment;
- Increased sampling rate - 44.1 kНz, providing the best sound quality;
- Еasy switching between device and headset microphones;
- Full acoustic gain up to 30 dB with a standard headset;
- Minimum signal processing delay - just 6,3-15,7 ms (depending on the model and software running simultaneously);
- Use the built-in mic to catch sound from distant sources, i.e. in classroom, at theatre (or use it as a spy-ear!);
- Еasy profile sync for all of your Android powered devices with Dropbox cloud storage support;
- Setup and adjust the application without visiting a specialist;
- BT headset support (for processed sound playback only, sound is captured by device onboard mic).

You can compare the original and processed sound test phrases on our site www.petralex.pro.

*Disclaimer:
The Petralex® application is not approved as a medical device or software and cannot be used as a hearing aid with doctor`s prescription.
Audiometric test provided in the application can be used only for application adjustment. Testing results are not a substitute for professional audiology tests and cannot be considered as a basis for diagnosis.

Keep in touch:
www.facebook.com/Petralex.ЕN
twitter.com/PetralexЕN

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