Rechargeable Hearing Amplifier Noise Reduction Volume Contro

Rechargeable Hearing Amplifier Noise Reduction Volume Contro
Hearing amplifier effectively amplifies and captures sound for improved hearing. The lightweight and compact size is comfortable allowing you to wear it throughout the day, indoors or out. Convenient and unobtrusive wireless design easily slides onto your ear for a quick and hassle-free listening experience.
Features
- Color: As shown.
- Material: Silicone.
- Equipped with USB fast charging technology, charging without waiting.
- Earplugs are made of silicone material, soft and comfortable, not allergic to wear, no need for debugging, simple operation.
- Amplify distant sounds, hear clearer speech for easier conversations, and suppress background noises for less distraction.
- Compact personal sound amplifier that offers a full range of hearing enhancement and an invisible behind-the-ear look that will give you confidence in social interactions.
- Suitable for seniors and all men and women with impaired or hearing loss.
Specification
- Maximum saturation sound pressure level: le;127 + 3dB.
- Output sound pressure level (high frequency average): 110 plusmn; 4dB.
- Full sound gain (high frequency average value) : 38 plusmn;5dB.
- Frequency response range: Not narrower than 500hz ~ 3500Hz.
- Total harmonic distortion: le;7% + 3%.
- Input equivalent noise level: actual measured value should be le;29dB + 3dB.
- Rated current supply current consumption: should be le;1.5mA.