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Function:

It makes up all the disadvantages of a traditional hearing aid. You can easily operate the aid and the idea of the product also fit the concept of environmental protection. The design of the Full-Digital hearing aid is reformed from the traditional one. The main purpose of the invention is to innovate the traditional hearing aid market with full-digital function.

Digital- use balanced- armature class D speaker to give high sensitivity

Spec:

*Deft miniature hearing aid with low distortion, noise

* Hearing aids size: 24.3*13.7*10.9mm

*Volume can be adjusted to all condition

*Frequency Response Range: 2500 Hz

*Max.output sound level Gain:  42 ±5dB

*Equivalent input noise level < 19dB SPL

*Battery Type:PR-41

*Continuous use: 180 Hours

*Total Harmonic distortion value of reality :

 (1600Hz: below 3% / 800Hz: below 4% / 500Hz: below 4%)

*Highest sound pressure level for input SPL 90dB: 119 ±5dB

*Battery Current: Below 1mA

*Weight: Hearing Aid > 2.2g  Case> 16.2g.