Category:Health & Medical/Health Care Products/Healthcare Supplement
- Post Date:2013-07-15 10:07:25
- Expiry Date:1 year
- Quantity:100000
- Specs:1. analog hearing aid . 2.Little noise. 3.Good sou
- Payment Method:T/T, L/C
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1. analog hearing aid .
2.Little noise.
3.Good sound.
4.wonderful design.
5. Confinient for hang on.
·For medium hearing impaired people
·built-in export earphone,eliminate noise & provide high quantity sound.
· power increasing range
·stability of output signal and timbre disposal
Max suturation sound:
129± 5 dB
Max acoustic Gain:
≥50 dB
Total Harmonic Distortion:
≤5‰
Frequency response Range:
450Hz~3500Hz
Equlvalent input noise level:
≤30 dB
Battery type:
AG13 or A675 (330h)
Working Voltage:
D.C. 1.5V
Working Current:
≤4 mA
Measurement:
5.3×4.4×1.0 cm
Product N.W.
9 g