Высококачественный слуховой аппарат с синими зубьями и аккумулятором/слуховые аппараты для глухих
- Категория: Ear & Hearing >>>
- Поставщик: Medsinglong,Co.,Ltd.
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Описание и отзывы
Трекер стоимости
| Месяц | Минимальная цена | Макс. стоимость |
|---|---|---|
| Sep-19-2025 | 0.84 $* | 0.5 $* |
| Aug-19-2025 | 0.82 $* | 0.98 $* |
| Jul-19-2025 | 0.47 $* | 0.14 $* |
| Jun-19-2025 | 0.68 $* | 0.63 $* |
| May-19-2025 | 0.52 $* | 0.79 $* |
| Apr-19-2025 | 0.84 $* | 0.59 $* |
| Mar-19-2025 | 0.84 $* | 0.29 $* |
| Feb-19-2025 | 0.53 $* | 0.50 $* |
| Jan-19-2025 | 0.56 $* | 0.78 $* |
Характеристики
Product Pack
Technical Parameters
Type | Blue-tooth Pocket Hearing aid |
Max Sound Output | 127±4 dB |
Max Sound Gain | 48dB ± 5dB |
Harmonic Wave Distortion | ≤5% |
Frequency Range | 250～3800 Hz |
Input Noise | ≤30 dB |
Battery | Lithium Battery |
Working Voltage | dc 3.7V |
Working Current | ≤4mA |
Color | As the picture shows |
Item Size | 4.35*2.0*1.3cm |
Package Size | 15.3 x 9.6 x 3.8cm |
11g |
Detailed Images
Related Products
Usage Note
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.
Keep the ear plug clean
Remove the battery if you don't use it for long time.
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