C-109 Behind-The-Ear Super Power BTE Hearing Aids
E-612 Multi-channel Programmable Rechargeable BTE Hearing Aids
| Product model | E-612 |
| Working voltage | 3.7V |
| Battery capacity | 40mAh |
| Endurance | About 18 hours |
| Maximum OSPL90 | ≤123dB+3dB |
| High frequency average OSPL90 | 112dB±4dB |
| high-frequency average | |
| Total harmonic distortion | |
| Frequency Response Range | |
| Equivalent input noise level | |
| Product size | 45.5×17.5×11 |
| Weight | 4.93g |
