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K-83 Wireless Hearing Aid Sound Amplifier(Coffee)
K-83 Wireless Hearing Aid Sound Amplifier(Coffee)
In stock
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Transit time is 5 - 10 business days to the UK. Transit times to other countries are displayed at checkout.
Origin: CN
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Return Guarantee
For whatever reason, if you are unsatisfied with your order within 30 days, you can return it to us in new condition for a refund minus the shipping charges.
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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. Sound output: 110+/-5dB
2. Sound gain: Greater than or equal to 30dB
3. Total Harmonic wave distortion: Less than or equal to 10%
4. Equiv Input Noise: Less than or equal to32dB
5. Frequency range: 300Hz~4000Hz
6. Voltage:1.5V(AA)
7. Current: Less than or equal to 4mA
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