2pcs pairing left & right Analog Rechargeable S-109S BTE Ear Digital Hearing Aid Programmable Behind The Ear Sound

Analog rechargeable BTE ear digital hearing aid

Model:S-109S

Technical Parameters:

Max Out :(±4dB) 130

Max Gain:(±5dB) 53

Frequency Range: 200-3500hz

Max Working Hours: 12h

Equivalent Noise Input: ≤ 32dBSPL

Harmonic Distortion:≤8 %

Voltage: 1.2V

Current: ≤ 3mA

Battery type and capacity (mah): ≤30

High frequency averages:100

Note:

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