Analog ITC Hearing Aids S-211 Invisible Mini In the Ear Sound Amplifier Micro Ear Hearing Aid
Model:S-211
Product performance and parameters:
1.Max Out: ≥115dB
2.Max Gain:≥30dB
3.Average Gain:≥38dB
4.Harmonic Distortion:a)≤10%(Frequency< 1000Hz)
b)≤4%(Frequency >1000Hz)
5.Equvi Input Noise:≤30dB
6.Frequency Range:≥250Hz~3500Hz
Stanard battery:AG3 or AG312 button cell
Voltage:D.C. 1.5V
Current:≤4mA
Product Weight:3g
Product Size:2.3*1.3*1.9cm
Package: Plastic Box
Package Size:11.1*8.4*3.3cm
Product description:
1.It is forbidden to used by those patients with tympanitis or ear pyogenesis.
2.Don't use it at high volume for long time. Otherwise it will injure your ear If you feel uncomfortable, please stop using
3.Please maintain the products all the time, avoid ear plug and sound collecting hole being blocked by foreign objects. It will affect the effect of sound amplifier
4.Avoid shocking, falling the product. Don't keep or use it in environment of humid or high temperature
5.Don't throw the scrapped battery as common rubbish, it should be handled by special equipment
6.Please take out the battery if don't use it for a long time. Otherwise the components will be rotted by time. Rotten liquid from battery
7.Don't use the product in potential explosive or dangerous environment
8.Keep the unit away from the children. It will injure him or others, or damage the unit
Hearing aid pictures:
