Technical Parameteions

Working Conditic
a) The Environment Temperrature: -10℃~40R
b) Relative Humidity No More Than 80%
c)Atmospheric Pressure 86kPa~106kPa
d) Operating Voltage: DC 3.7V

Product Information
1. Max OSPL90: ≤118+3dB
2. Average OSPL90: 113土4dB
3. Maximum Sound Gain: 35+5dB
4. Equivalent Input Noise: ≤29+3dB
5. Total Harmonic Distortion: ≤5%
6. Freauencv Response: 300Hz~5000Hz
7. Battery: Lithium polymer battery DC 3.7V
8. Single Hearing Amplifier Net Weight: 3.65g

Feature
1. Connecct the portable charging bank with adapter/power bark by Type-C cable.When it is being charged, the LED display screen will light up. When the LED display 100%, the portable charging bank will be fully chargged.
2. the portable charging bank takes 2-3 hours to charge, it can charge hearing amplifier 5 times.
3.There are 5 levels of sound, fingerprint touch contral the volume up or down.

Accessories and Package:
1.Heariing Amplifier: 2pc
2. Portable Charging Barnk: 1pc
3. Earpllugs: 6pcs (Size:S*2,M*2,L*2)
4.Type-C Cable: 1pc
5. Clearhing Brush: 1pc
6. User Manual: 1pc