C-109 Behind-The-Ear Super Power BTE Hearing Aids
E-616 Noise Canceling Hearing Aid,Rechargeable Behind the Ear BTE Hearing Amplifier for Seniors Adults
| Product model | E-616 |
| Working voltage | 3.7V |
| Battery capacity | 40mAh |
| Endurance | About 18 hours |
| Maximum OSPL90 | ≤123dB + 3dB |
| High frequency average OSPL90 | 112dB±4dB |
| high-frequency average | 40dB±5dB |
| Total harmonic distortion | ≤7% + 3% |
| Frequency Response Range | 450Hz - 3000Hz |
| Equivalent input noise level | ≤29dB + 3dB |
| Product size | 47.6×17.6×9.5 |
| Weight | 5.2 |
