DescriptionThis item can be used for sound amplifier. When you see film / watch movie, enjoy the drama / watch the play, attend meeting, or have classes, the product can help you to hear the sound clearly and loudly. While in forest, if you want to hear very slight sound, it will be a good choice.Features- Material: ABS - Size: 2.2x1.9x1.4cm - Maximum Saturation Sound Pressure: 129dB4dB - Maximum File Acoustic Gain: 48dB5dB - Harmonic Distortion: 18%(450F5000) - Frequency Response: 450-3000Hz - Equivalent Input Noise:30dB - Battery Type: Li-ion Battery - Operating Voltage: 0.20.1V - Operating Current:4mA - Color: Beige - The hearing aid come with rechargeable function, no need to change battery. - The hearing aid combines a cosmetically appealing look with the smooth sound an internal speaker. - This hearing aid channel digital sound processing allows the user to control volume and programs. - Filter out unwanted noise caused by airflow or wind Deliver direct, powerful, and smooth sound right into your ear. - Moisture resistant provides durability to most forms of moisture and wear. - Separate wire and headphone, more convenient and safety. - The In the Ear Hearing Aids also provide improved technology for reduced electromagnetic interference. -Hearing Aid Devices are suitable for severe hearing loss people. - Smaller than a credit card, Affordable Hearing Aids are discreet enough to fit easily in your pocket or handbag.
