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This item is a perfect Hearing Aid Device for those people with conductive hearing impairment.
* Best Sound Amplifier. * Volume Adjustable. * Super mini size and light weight, easy and comfortable to wear. * With 3 extra earplugs of different size, 2 cell batteries (not included), and 1 cleaning brush. * Anti-shock, anti-drop, moisture proof, high temperature proof. * High quality. * Perfect Hearing Aid Device for those people with conductive hearing impairment Specifications: * Suitable for: Those with conductive hearing impairment * Max Saturated Sound Pressure: 125dB + 4dB * Full scale sound gain: ¿¿¿38dB * Harmonic Wave Distortion: When F<100Hz, ¿¿¿ 15% When F>100Hz, ¿¿¿ 10% * Frequency response Range: 450-3800 Hz * Input Noise: ¿¿¿30dB * Power Voltage: 1.5 V * Working Current: <10.8mA * Battery: 2 * AG13 button cell batteries (not included) * Colour: Beige * Product weight: 9g * Package size: 120*185*30mm * Package weight: 105g Package including: 1 * ear sound amplifier 3 * extra earplugs of different size 2 * cell batteries (not included) 1 * cleaning brush 1 * user manual