BTE Hearing Aid Sound Amplifier Portable First Aid For

E Hearing Aid Ears Adjustable Tools Sound Amplifier First Aid Kits Battery For Deafne Dropshipping Use 13A Product Feature: 1. MicroE and Air Construction design

2. Full Digital circuitry

3. 100% Discreet invisible

4. More natural, clear sound and great listening comfort

5. Gradually and comfortably increases sound levels according to your unique needs by digital volume control

6. Durable, long-lasting hearing instrument inside and out

7. Reduces unwanted background noise by adjusting focus using two different channels.

8. High frequency adjustment

9. Hight/Low frequency modes conversion, use differene mode at difference envment, make it more confort to use;

10. Adaptive feedback cancellation

11. Adaptive noise reduction, make you listen the world more clearly;

12. Digital volume control by rocker on, adjust the volume at which you want, follow your inclinations

13. With Memory Function, default last setting

14. Left/Right ear adjustability, follow your inclinations;

15. channels WDMulti Memories Amplifier, default your last setting, it's more easy to use for time;

16. Low Power Consumpti

Specification: 1. Max-SSPL 90:127.8dB SPL

2. HFA-SSPL90:119.1 dB SPL

3. Peak Gain:41.4dB SPL

4. HFA-Full On Gain:32.4dB SPL

5. Frequency Range:450-3500Hz

6. THD at:500Hz%

7. 800Hz:0.6%

8. 1600Hz:0.1%

9. EQ. Input Noise Level:29.2dB

10. Battery Current Drain:5mA

11. Rated Voltage:D.C 1.4V

Ultra-small size,which can be well hidden in the ear，digital noise reduction proceing,Comfortable to wear, long-term wearing without pain, long-term battery life.

702 Product features:

Full digital circuitry

MiniE design

Air conduction

Digital volume control

High & low tone control

Zinc-Air A13 battery

Product size：33mm*15mm*8

Battery current drain: