MCP Axon F-16 Professional Hearing Aid

F-16 is a traditional pocket hearing aid. The black metal shell endue F-16 a cautious and steady trait. It is solid, superpowerful and stable. With the appropriate size and shape, it could be easily operated. And it was specially designed for the old people with heavy hearing loss, by its convenient operation and superpower. F-16P Specifications Max Sound Output:130±5 dB Max Sound Gain:≥50 dB Harmonic Wave Distortion:≤5% Frequency Range:300~4000 hz Input Noise:≤30 dB Battery:5# dry battery Max Working Hours with Standard Battery:80 h Working Voltage:D.C. 1.5V Working Current:≤4 mA Measurement:6.8×4.2×1.8 cm Net Weight:26 g (without Battery) Special Function Key:N-H Key