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, completely 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®: - Easy to use - no special devices, no battery replacements or all-day wearing annoyance; - Quick Setup for any sound environment; - Increased sampling rate - 44.1 kHz, providing the best sound quality; - Easy 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!); - Easy profile sync for all of your Android powered devices with Dropbox cloud storage support; - Setup and adjust the app 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® app 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 app adjustment. Testing results are not a substitute for professional audiology tests and cannot be considered as a basis for diagnosis. Keep in touch: https://www.facebook.com/Petralex.EN https://twitter.com/PetralexEN</br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br>