• 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