Features: Max Sound Output: 129dB ± 4dB Max Sound Gain: 50dB ± 5dB Harmonic Wave Distortion: ≤5% Frequency Range: 450~3500 hz Input Noise: ≤30 dB Battery: AG13 Working Voltage dc1.5V Working Current: ≤4mA Excluding batteries Accesory: Main Unit x1 Earplugs x3 User manual x1
Specifications
Key Features
Features: Max Sound Output: 129dB ± 4dB Max Sound Gain: 50dB ± 5dB Harmonic Wave Distortion: ≤5% Frequency Range: 450~3500 hz Input Noise: ≤30 dB Battery: AG13 Working Voltage dc1.5V Working Current: ≤4mA Excluding batteries Accesory: Main Unit x1 Earplugs x3 User manual x1
What’s in the box
1X package
Specifications
SKU: GE840SE3ZW7O9NAFAMZ
Production Country: China
Size (L x W x H cm): 20x10x20
Weight (kg): 0.2
Main Material: other
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F-138 Adjustable noise reduction of hearing aids in the back of the ear for elderly people with hearing loss and hearing impairment