Product Name: BTE hearing aid
Battery capacity: 40
Charging time: 6-10H
Continuous working time: 12-18H
Equivalent input noise level: ≤32
Host weight: 5g
Total harmonic distortion: ≤10
Host size: 4.5cm * 3cm * 0.9cm
- Adjust volume to the minimum before wearing.
- Choose an earplug of slightly bigger size to avoid whistler.
- Increase volume gradually to avoid sudden increase in sound.
- If you hear a howling, check the ear (silica gel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage.
- The package includes: 1 hearing aid, 1 battery charging box, 1 brush, 1 storage box, 1 charger, 3 earbuds.