Personal Sound Amplifier
ear sound amplifier
2 x AG13 battery
3 x ear tip
Specification
Max Sound Output: 110±5dB
Sound Gain: ≥40dB+-5db
Total Harmonic Wave Distortion:≤5%
Frequency Range: 300-4000Hz
Input Noise: ≤30dB
Voltage: D.C.3V
Current: ≤4mA
Battery size: AG13
Feature
Comfortable sound
Low noise
Ajustable volume control
Comfortable wearing in either ear
Light weight
Reception range up to 30 meters
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