Low noise and low distortion
BTE (behind the ear) design, comfortable to use
Help you to get a more clear sound and a better hearing
N-H switch: N for normal work mode; H for reducing low frequency noise
Volume adjustable, with 4 kinds of volume modes
Built-in rechargeable high capacity lithium battery
Suitable for people with severe hearing loss
Come with 5 earplugs in different sizes
Specification:
Max Sound Output: 130dB±5dB
Sound Gain: 38dB±5dB
Total Harmonic Wave Distortion: ≤5%
Frequency Range: 300-4000Hz
Input Noise: ≤30dB
Working Voltage: DC 3.7V
Input: 100-240V, 50/60Hz, 150mA
Output: 5V / 500mA
Color: Beige
Size: 5cm x 5cm x 1.6cm
Weight: 9g