В нескольких спецификациях 300-4000 Гц перезаряжаемые усилитель звука слуховой
- Категория: Ear & Hearing >>>
- Поставщик: Yue,Sheng,Trading,(Shenzhen),Co.,Ltd.
Поделиться:
Описание и отзывы
Трекер стоимости
| Месяц | Минимальная цена | Макс. стоимость |
|---|---|---|
| Sep-16-2025 | 0.45 $* | 0.70 $* |
| Aug-16-2025 | 0.61 $* | 0.42 $* |
| Jul-16-2025 | 0.70 $* | 0.12 $* |
| Jun-16-2025 | 0.49 $* | 0.60 $* |
| May-16-2025 | 0.82 $* | 0.22 $* |
| Apr-16-2025 | 0.79 $* | 0.17 $* |
| Mar-16-2025 | 0.59 $* | 0.97 $* |
| Feb-16-2025 | 0.37 $* | 0.32 $* |
| Jan-16-2025 | 0.9 $* | 0.60 $* |
Характеристики
Multiple specifications 300-4000Hz Rechargeable Sound Amplifier Hearing Aid
Product Description
| Technique data | Preset Procedure 1 | Preset Procedure 2 | Preset Procedure 3 |
| (mid-hi-frequency) | (hi-frequency) | (full-frequency) | |
| Max SSPL(±4dB) | 130 | 130 | 130 |
| Full-on-gain(FOG) (±5dB) | 43 | 42 | 45 |
| The scope of frequency(Hz) | 300-4000 | 300-4000 | 300-4000 |
| Equivalent input noise level(≤32dB) | 30 | 30 | 30 |
| Harmonic distortion(≤10%) | ≤6 | ≤6 | ≤6 |
| Power supply electric voltage(V) | 1.4 | ||
| The sum settles electric current(mA) | ≤0.8 | ||
Related Products
Our Services
Company Information
Certifications
Packaging & Shipping
FAQ
Q1: Are you trading company or manufacturer ?
A1: We are trading company. Working with suppliers and manufacturers in China, we search for the best price and quality available for our customers.
Q2: How about your delivery time?
A2: Generally, sample orders will take 10 days after receiving your advance payment. Purchasing orders will take 35 to 50 days. The specific delivery time depends on the items and the quantity of your order.
Q3: How does your company do regarding quality control?
A3: We secure samples for quality checks and complete full detailed reports for our customers. Following the customer’s approval of the samples laid out in the report, we will consolidate all samples to be sent to the customer for their final approval.
Q4: What is your payment terms?
A4: Our customers should pay for 30% before producing and 70% before shipment.
Q5: What is your accept payment method?
A5: We just accept T/T.
Contact us
