| Type | Other, Improving hearing level |
| Brand Name | Neutral |
| Model Number | WK-04 |
| Place of Origin | Guangdong, China |
WK-04 WK-04 analog bte hearing aids
BTE Hearing aids(WK-04 is a product which can help the patient to improve their hearing ability.
The specification of BTE hearing aid(WK-04) as follows;
1.Max saturated audio output: 123±5dB
2.Full audio Gain(1000Hz): ≥40dB
3.Harmonic wave Distortion:≤15%(<1KHz);≤10%(≥1KHz)
4.Equivalent input noise:≤30dB
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