Mini Gehoorapparaat Kleine En Licht Gehoor Versterker Ouderen En Volwassen Gehoor Onzichtbare Mini Sound Versterker

Specificaties:

• Certificering: NONE
• Color: multicolor
• Frequency range: 300-4000 Hz
• Input noise: ≤40 dB
• Maximum sound output: 110 ± 5dB
• Merknaam: Beemyi
• Modelnummer: Digital Hearing Amplifier
• Oorsprong: Cn (Oorsprong)
• Package Included a: 1*Digital Hearing Amplifier
• Package Included b: 4*Earplug
• Package Included c: 2*Battery
• Package Included d: 1*Brush
• Package Included e: 1*Earplug cleaning stick
• Package Included f: 1*Anti-seismic package
• Package Included g: 1*English manual
• Sound gain: ≥30 dB
• Total harmonic distortion: ≤10%
• Working current: 4mA
• Working voltage: 1.5V