| Max Sound Output | 123 ± 5dB | Voltage | 1.5V |
| Sound Gain | ≥45dB/45 | Battery Type | AG13 |
| Total Harmonic Wave Distortion | ≤5%/2.3 | Battery capacity/Mah | 160 |
| Operation Current/mA | ≤4mA | Operation current/mA | 5 |
| Frequency Range | 200-6000Hz | Working time/H | 32 |
| Input Noise | ≤35dB/49 | Certification | FDA |
| Package | Packing box Type | Packing box Size | Weight |
| cyber sonic | 17*2*8.5cm | 56.3g | |
| lid and base box | 10*10*3cm | 100g | |
| black velvet box | 9.5*7.5*3cm | 112g | |
| Hearing Loss | slight, moderate | Machine size(cm) | 1.5*0.9*5 |
