Deafness Hearing Aids Adjustable Digital Hearing Aid Mini Digital Hearing Device Vhp-904 China Cheap Hearing Aid Manufacturer
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- Item TypeEar Care
- Brand NameOem
- Model NumberVhp-904
- Product Size60X12X8Mm
- Equivalent Input Noise28 Db
- Frequency Response334-5026 Hz
- Estimated Battery Life128 Hours
- Rated VoltageD.c 1.4V
Deafness hearing aids New Item Mini Adjustable Tone Digital Hearing Aid Mini digital hearing aid device VHP-904 China cheap hearing aid manufacturer
3.Max. saturation sound pressure level(SSPL):127dB±4dB
4.Full on Acoustic Gain:42dB
5.Total Harmonic Distortion(THD):