Specification:
Condition: 100% Brand New
Item Type: Hearing Aid
Material: ABS
Power Supply: 1 x LR44H Battery (Not Included)
Maximum Sound Output: 129dB4dB
Maximum Sound Gain: 50dB5dB
Harmonic Distortion: 5%
Frequency Range: 300~4000 Hz
Input Noise: 30dB
Working Voltage: 1.5 V
Working Current: 4mA
Usage:
- Open the box cover and place the battery in the correct direction. Zinc-air battery is the best choice, with long lifespan, please make sure the power is turned off before use.
- Put the ear hook on your ear and plug the earplugs tightly. (Note: The machine is in the on-off position. The volume is adjusted to 1. Otherwise, the instant sound will make you uncomfortable).
- Turn on the power and adjust the volume to get a clear sound.
- If you hear a whistle, please check whether the earplugs are plugged tightly. If it cannot be inserted tightly, please replace the earplugs of other sizes.
Note:
- It is forbidden to use for patients with otitis media or ear abscess.
- Do not use at high volume for a long time. Otherwise it will hurt your ears. If you feel unwell, stop using it.
- Please take care of the product at any time to prevent the earplugs and the radio hole from being blocked by foreign objects. This will affect the effect of the amplifier.
- Avoid electric shock and dropping the product. Do not store or use it in a humid or high temperature environment.
- Don't throw away waste batteries. In general, garbage should be handled with special equipment.
- If it is not used for a long time, please remove the battery. Otherwise, the parts will be corroded by the rotten liquid in the battery.
- Do not use this product in an explosive and dangerous environment.
- Don't leave this thing to children. It will hurt him or others, or damage the unit.
Features:
1Clear sound quality, low power consumption, low distortion, present natural original sound, no matter at home or on a noisy street, all sounds can be heard clearly. 2Ergonomic machine body design, compact and beautiful, no burden when wearing. 3The earplugs are made of foodgrade silicone, skinfriendly and ecofriendly, and does not hurt the ears. 4Sound reduction and noise reduction function, can reduce the interference caused by howling noise, protect hearing, and increase listening comfort and clarity. 5Earplugs are easy to wear and remove. The volume is adjustable, you can adjust to get a clear sound.
Package List:
1 x Hearing Aid
2 x Earplugs
1 x Accessory
1 x English Manual
