2,JINGHAO D590 amplify speech while reducing background noise, making it easier and more comfortable for you to hear in noisy settings.

3,The sound quality is consistent, long lasting, and sharp, with almost zero whistling or feedback .

4,You can even control the volume for your individual needs. Works great for high tones and TV dialog as well.

5,Better Hearing Daily for Hearing Loss, don't leave hearing loss untreated.

6,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.