1. How many channels does it have? How many do I need?
2. What type of Automatic Signal Processing compression does it use and what type would suit my current lifestyle? To learn more about Signal Processing, please visit https://signalprocessingsociety.org/our-story/signal-processing-101
3. Does it offer directional microphones for hearing in noise?
Visit https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4168924/ to learn about benefits of directional microphones.
4. Does it have wireless capability? Do my listening situations indicate I would benefit from hearing aids with wireless compatibility? This particular topic is extremely important. Many hearing aids require use of the manufacturers' compatible products and can increase the overall cost of wearing a hearing aid increase exponentially.
5. How many memories does it have? How many various listening situations do I encounter?
6. Does it come with Bluetooth or Tele-Coil? Do I need these wireless features? Depending on your lifestyle, these features could be extremely important to you should you like to have or keep an active lifestyle. Read more about hearing loops at https://www.hearingloss.org/hearing-help/technology/hat/hearing-loop-technology/?gclid=Cj0KCQiAno_uBRC1ARIsAB496IXu4Xc-zxgjBePt_UwbfWVt8yBb2LXyJOEsCpVrkOEYwPRw3_S99r8aArtxEALw_wcB
Fully digital hearing aids process sound mathematically. In place of electronic components, digital hearing aids contain hundreds of tiny electrical parts which are micro-manufactured into a single silicon chip. The computer programmed chip applies continuous digital processing to incoming sound. These questions should help you and your hearing professional when making the important decision about what type of hearing aid is best for your and your lifestyle.