Features:

1.Modeling exquisite, the button is obvious, easy to operate

2.Open fit hearing aid, can change ear tube as you need, comfortable wear

3.Corresponding uncomfortable threshold properly adjust the maximum output, protect ear

4.3 different shape earplugs are provided, which can fit different people's ear;
5.Option for high and low distortion, suitable for different environment
6.Key-type tuning, convenient and elegant

Precautions:

1.)Adjust volume to the minimum level or switch off before wearing.
2.)To choose the right size of ear tips to avoid any extra noise.
3.)Increase volume gradually to avoid sudden increase in sound.
4.)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.
5.)Please regularly clean the ear plugs in order to ensure the normal use of hearing aids.
6.)Use for long periods of time, please remove the batteries to prevent rot erosion hearing aid components.
7.)Keep out of reach of children.
8.)The device is not water resistant.

Box Content:

1 Ear hoop hearing Amplifier
3 hearing aid ear tips
2 Ear tube
1 hearing aid black velvet box
1 hearing aid manual book
2 LR754 battery