K-83 Wireless Hearing Aid Sound Amplifier(Coffee)

1) Behind the ear hearing aid

2) Volume adjustable

3) Powered by 1 x AG3 battery (included)

4) Silicone earplugs in 3 different sizes, fit most ears

5) Help people with hearing impairment to hear sound and voice

Technical parameters:

1) Max sound output: 110±5dB

2) Sound gain:>=30dB

3) Total Harmonic wave distortion : ≤10%

4) Equiv Input Noise: ≤32dB

5) Frequency range:300Hz~4000Hz

6) Voitage:1.5V(AA)

7) Current: ≤4mA