Rechargeable Small In Ear Portable Invisible Hearing Aids Adjustable Tone Sound Amplifier 1 Pair Recharge In Case
Convenient for watching movie, enjoying the drama, attending meeting,and having class, it could help you hear the sound clearly and loudly.
- Brand New,High Quality
- USB rechargable, Durable and reliable for long time use mini new design for portability, more comfortable.
- Anti-shock& anti-drop,user-friendly design
- Weight less than 10 gram, light weight.
- Adjust volume as your wishes
- Durable. Small working current and long duration of use
- Accurate and easy to use.
- Reduce noice, provides good sound quality. Help you hear the sound clearly and loudly, whether indoors or outdoors
Max sound output: 119±4dB
Total Harmonic Wave Distortion: ≤7%
Frequency range: 400-4000Hz
Input noise: ≦ 29DB+3
2 x Hearing aid
1 x Case
1 x User Manual