No more missing out on conversations with friends and family
- JINGHAO D590 amplify speech while reducing background noise, making it easier and more comfortable for you to hear in noisy settings.
  The sound quality is consistent, long lasting, and sharp, with almost zero whistling or feedback .
  You can even control the volume for your individual needs. Works great for high tones and TV dialog as well.
  Better Hearing Daily for Hearing Loss, don't leave hearing loss untreated.
  Keep that part of the brain active with these hearing aids. Reduce the risk of cognitive decline with JINGHAO D590.
  
  Features:
  - IP54 water&dust resistance: design with IP54 water resistance rating, splashes, sweat and dust accumulation won’t stop it.
  - Hear the world clearly: works through standard, conversation, outdoor 3 modes, hear more details around you.
  - Safe money for batteries: build-in rechargeable batteries, 2 hours charges can provide 20 hours working time. Suitable for all day duty.
  - Pick to go, Drop to charge: Friendly design that includes a magnetic contact system to ensure a Perfect and secure charge every time.

Frequently Asked Questions and Solutions:

1) Why there are some background noise?

Actually, it is the electric current sound existing in all good machines. Generally, the higher the power, the greater the static sound.

√ Turning on after put it in ears, then turn up the sound gradually. Generally, You will get used to it after 2-3 weeks.

2) What causes the squeal?

If the ear dome is not inserted well into ear canal or air leaks at the ear dome edges, when the device is close to hand or wall, a certain amount of sound will go back into the microphone. The sound is re-amplified which causes that annoying whistle.

√ Try and select suitable ear dome. Put the ear dome into the ear canal and make sure it fits snugly inside. Turning on the device after put it in ears.

3) Can't Charge Normally？

√Slightly adjust the position of hearing amplifiers for a perfect connection.

√The light turns yellow when it is connected well; the light turns green when it is fully charged.

Clean your device regularly to prevent build-up of wax. Keep the device functioning properly.

"According to the FDA, it is in your best health interest to obtain a professional medical evaluation before purchasing a hearing aid and you are encouraged to do so before bidding on this item. If you choose to not obtain a medical evaluation before purchasing this item, I am required by law to provide to you and obtain from you a signed written waiver of the medical evaluation, and I am required to provide to you a copy of the User Instruction Brochure for a hearing aid, review the contents of that brochure with you, and afford you time to read the brochure. You must provide to me either a signed statement from a physician or a signed waiver before I will deliver this item to you. Upon your request, I will also provide to you a copy of the User Instructional Brochure for the hearing aid or the name and address of the manufacturer or distributor from whom a User Instructional Brochure for the hearing aid can be obtained."

No more missing out on conversations with friends and family

Frequently Asked Questions and Solutions: