
Feature:
1 One-key switch, four-level volume adjustment, simple operation.
2. USB cyclic charging, saving money and worry.
3. Medical-grade soft silicone earplugs, comfortable to wear.
4. Wear it regardless of left and right ears.
5. Good quality and durable to use.
6. 2 years warranty and warm after-sale service.
7. Color: Black,Light Blue

SPECIFICATION
| 1.Maximum OSPL90: | ≤120±3 db |
| 2.High frequency average OSPL90: | 120±4 db |
| 3.Full sound gain: | 38 ± 5 decibels |
| 4.Frequency response range: | 500 Hz-3500 Hz |
| 5.Total harmonic distortion: | ≤8% |
| 6.Equivalent input noise level: | ≤32dB |
| 7.Battery current: | ≤2 mA |
| 8.Rated voltage: | 3.7 v |
| Product Name | Rechargeable Ear Hearing Aids DR-HA-02 |
| Model Number | DR-HA-02 |
| Material | ABS |
| Maximum OSPL90 | ≤120±3 db |
| High frequency average OSPL90 | 120±4 db |
| Full sound gain | 38 db ± 5 db |
| Frequency response range | 500 Hz-3500 Hz |
| Equivalent input noise level | ≤32dB |
| Total harmonic distortion | ≤8% |
| Battery current | ≤2 mA |
| Rated voltage | 3.7 v |
| Product net weight | 5.8g |
| Gift box size | 12.5*9.5*4cm |
| Gift box weight | 195g |
| Carton box | 51.5*48*23.2cm for 100 units |
| Carton weight | 20.5kg |
Video
Picture







