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Pocket Hearing Amplifier Rechargeable Hearing Aids
What’s BTE Hearing Aid?
A behind-the-ear (BTE) hearing aid hooks over the top of your ear and rests behind the ear. A tube connects the hearing aid to a custom earpiece called an ear mold that fits in your ear canal. This type is appropriate for people of all ages and those with almost any type of hearing loss. BTE included ear hook, ear zoom, open fit, RIC and so on. There is the external hearing aid. And behind the ear style hearing aids are a lot sleeker and slimmer than they used to be giving you a very comfortable fit.
Features :
* High cost performance choice
* Skin-oil surface treatment
* Easy to use
Specification:
Maximum total sound pressure level 90 (dB SPL)
≤130dB+3dB
High frequency average total sound pressure level 90 (dB SPL)
120dB±4dB
Full sound gain
35dB±5dB
Frequency range
F1<400Hz, F2>4000Hz
Total harmonic distortion
≤7+3%
Level input noise
≤29dB+3dB
Battery type
rechargeable lithium battery 45mAh
Battery Current Drain
≤5mAh
Charging time
1 hour
Working time
15-20 hours
ON/OFF
button
Volume Control
Roller
Frequently Asked Questions and Solutions:
1) Why there are some background noise?
Actually, it is the electric current sound existing in all good machines. Generally, the higher the power, the greater the static sound.
√ Turning on after put it in ears, then turn up the sound gradually. Generally, You will get used to it after 2-3 weeks.
2) What causes the squeal?
If the ear dome is not inserted well into ear canal or air leaks at the ear dome edges, when the device is close to hand or wall, a certain amount of sound will go back into the microphone. The sound is re-amplified which causes that annoying whistle.
√ Try and select suitable ear dome. Put the ear dome into the ear canal and make sure it fits snugly inside. Turning on the device after put it in ears.
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Main Product:
Hearing aids,
Digital Hearing Aids,
Rechargeable hearing aids,
Hearing Amplifier,
Bluetooth Hearing Aids ,
Analog Hearing Amplifier
