16-Channel Long-Lasting Battery BTE Hearing Aids Dual Devices With Digital Display Charging Case, Long-Lasting Battery

1. These physical buttons are easy to learn and operate. Through the volume adjustment wheel, there are no fixed step limitations, allowing for precise volume adjustment
2. The droplet-shaped design is more in line with ergonomics, ensuring that you wont feel tired even after wearing it for a long time, allowing you to listen without any burden
3. An external balanced voice coil speaker design, which adopts the structure of an external speaker, can effectively reduce howling sounds and provide a more comfortable wearing experience
4. Using a 16-channel digital chip, multi-dimensional sound analysis, and intelligent noise reduction system, it can precisely filter out environmental noise
5. Suitable for various scenarios. It provides three different scene modes for you to switch between, allowing you to easily adapt to various situations
6. Comes with a charging case, providing long-lasting battery life

Parameters
1. Rated voltage: 3.7V
2. Rated power consumption: less than or equal to 1.8mA
3. Equivalent input noise level: less than or equal to 13.04 ± 3dB
4. Total harmonic distortion: less than or equal to 3%
5. Sound gain across the entire frequency range: 39.67 ± 5dB
6. Maximum saturated sound pressure level: 90 decibels: less than or equal to 109.53 ± 3dB
7. Average OSPL90 at high frequencies (in decibels): 107.05 ± 3dB
8. Frequency response range: less than or equal to 300Hz - 5000Hz
9. Charging interface: Type-C
10. Battery capacity: main unit 38mAh, charging compartment 300mAh
11. Weight of a single unit: about 3.1g