Digital Hearing Aid, Universal Left/Right, For the Hearing Impaired, Blue

1. The product mold is newly upgraded, using new materials.
Better feel, more comfortable with skin contact.
2. New appearance color, light skin color, more in line with popular
Simple and fashionable.
The product shell without burrs, more prominent quality.
3. The product on/off key (ON/OFF key) prompts more obvious, more humanized.
more humanized.
The product sound wheel removes the numbers, and increases the volume indication next to the
Volume indication is added next to the sound wheel.
4. New speaker head and new double-layer earplugs, more comfortable to wear.
More comfortable to wear.
The charging indicator is added at the bottom of the product (standalone), which is more convenient for operation.
More convenient to operate.
5. The stand-alone device can be directly charged with DC2.0 power cord, avoiding other
Other power supply head to avoid the case of bad hearing aids.
6. Hearing aids can be charged through the charging cable to the computer, charging
treasure, car charger, etc. for charging, that is, plug and charge.
7. There is a charging indicator light at the bottom of the hearing aid, the green light is always on when charging, and the indicator light is on when it is full.
Light is always on, full indicator light off

Product Parameters:
Maximum saturation pressure level O S P L 90:≤1 2 0±3 db 
Output sound pressure level (high-frequency average): 1 2 0 ± 4
db full-range sound gain (high-frequency average): 38 ± 5 db
Frequency Response Range:500 HZ - 3500 HZ
Total Harmonic Distortion:≤8 
Equivalent input noise level:≤32 dB 
Battery current:≤2 m A
Rated Voltage:3.7  v