Showing 17–21 of 21 results
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| The Features of GM-901 |
| 1. One-key switch and sound adjustable |
| 2. Magnetic charging, don´t have left and right limit. |
| 3. With 300 m Ah charging box, portable travel, charging anytime, anywhere. The headset can be charged 4-5 times |
| 4. Hearing aids can work about 30 hours after full charging. |
| 5. Update version of balanced armature speaker,better voice quality |
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| Features |
| 1. Portable charging compartment with digital display. Charge at any time, know the power situation at any time, reduce power failure troubles. |
| 2. In-ear invisible hearing aid, compact and comfortable |
| 3. Suitable for a variety of scenarios, strong adaptability, can be used for daily communication, outdoor activities and other environments. |
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| Product Parameters |
| Maximum saturation sound pressure level≤114dB+2dB |
| Average output SPL: 106dB±2dB |
| Full-range sound gain: 30dB±2dB |
| Equivalent input noise level ≤22dB+2dB |
| Built-in lithium battery: 25mAh |
| Single use time: 20 hours |
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| The Features of GM-917 |
| 1,Rechargeable hearing aids. |
| 2,USB cable charging,working time: 35 hours,charging time:3-4 hours. |
| 3,Red/blue color available,dont have left and right limitation. |
| 4,One-key switch, simple operation, 5 levels sound adjustments |
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| About the poduct rameter： |
| Maximum saturated sound pressure level:≤110dB+3dB |
| High-frequency mean:106dB±4dB |
| Full file gain:32dB±5dB |
| Frequency response range:300Hz-4500Hz |
| Equivalent input noise level:≤29dB+3dB |
| Total harmonic distortion:≤7%+3% |
