4 Mode Durable Noise Reduction Digital Hearing Aid Ear Aids Mni for the elderly Wireless Portable Sound Amplifiers Left & Right
✔Automatic Noise Reduction
✔Four individual hearing Modes
✔The service life of one battery: about 600H
✔Battery size A675 or AG13
✔It can be used on both the left and right ears, it can be adjusted.
✔medical - grade TPE environmentally friendly materials
Hearing Aid * 1
Earplugs * 4
Zinc-air batter *2
Cleaning sweeper * 1
Instruction,Warranty card *1
Shockproof box *1
Package box * 1
1. According to their ear size, choose for earplugs, ear plugs and headphones connected.
2. Open the battery compartment.
3. Open the battery compartment, put the battery, close the door (note: positive, negative).
4. Rotate the connector and adjust the appropriate angle.
5. Turn off the hearing aid switch, long press - key for 2 to 3 seconds, Turn the volume down.
6. Put the hearing aids in the ear canal and adjust well.
7. Turn on the switch and adjust the fit volume.
8. Turn off the power before taking the hearing aid.
Many stocks are shipped quickly.