2PCS Invisible Ear Hearing Aid Sound Amplifier Hearing Aid Earphone

$1.99

DescriptionProfessional design for elder and Hearing impaired people use. Powered by small size button battery, no extra power connect require. Small size and invisiable design make you can wear it easily, and looks like an ordinary person, it will not attract too much attention for you.Features- Color: As Shown. - Material: Plastic+Electronic Components. - Size: 2.8 x 2 x 2.5cm. - Maximum sound output: 1105 decibels. - Sound gain:30 decibels. - Total harmonic distortion: 10%. - Frequency range: 300 - 4000 Hz. - Input noise:40 dB. - Working voltage: 1.5V. - Working current: 4mA. - Battery: 1 x Button Battery Per Earphone(4 Button Battery Included) - Made of material, durable and long service life. - Equipped with high sound quality speaker, let you hear the sound more clearly. - In-ear design with unique skin-like color make it invisiable when you wear it, it will not attract too much view for you. - Battery powered, no extra power connect require. Easy to use, never mind about "how many power the earphone have now" this kind of boring question, just change the battery when battery died.Warm Tip: Dear buyer, Due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!