C-109 Behind-The-Ear Super Power BTE Hearing Aids
C-09 Suitable for Elderly Hearing AIDS High-power Sound Amplifier Wholesale High-power Box-type Hearing AIDS
| Product model | C-09 |
| Working voltage | 3.7V |
| Battery capacity | 150mAh |
| Endurance | About 50 hours |
| Maximum OSPL90 | ≤129dB + 3dB |
| High frequency average OSPL90 | 120dB±4dB |
| high-frequency average | 50dB±5dB |
| Total harmonic distortion | ≤7% + 3% |
| Frequency Response Range | 450Hz - 3000Hz |
| Equivalent input noise level | ≤29dB + 3dB |
| Product size | 38.5mm×29mm×12.5mm |
| Weight | 12.4 |
