Cheap sound enhancer, Buy Quality rechargeable hearing aid directly from China hearing aid Suppliers: USB Rechargeable Hearing aid Invisible Sound Voice Amplifier In ear headphones Digital Hearing Device Mini Sound EnhancerAvailability:In stock Add to cart Add to Wishlist
Specification: Max sound output:130dB ± 5dB Sound gain: 38dB ± 5dB Total harmonic wave distortion ≤ 5% Frequency range 300-4000Hz Input Noise: ≤ 30dB Voltage: DC 3.7 V Current: ≤ 4mA Features: 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, How to avoid the whistle? (1) Adjust the hearing aid volume knob to the "1" position, then inserted into the ear plugged as far as possible, adjust the volume to the most clear position. (2) If the earplug cannot plug well, please change to the other suitable earplug plugged ears, do not leak air.
========================================================================= SHIPPING 1.We will send the goods within 1-3 working days after your payment is verify by TomPayNeBlog.com. 2.Our free shipping only included China post air mail ,and the weight should be within 2KG. Please notice the China post ai
Tags: sound enhancer, rechargeable hearing aid, hearing aid, Cheap sound enhancer, High Quality rechargeable hearing aid, China hearing aid Suppliers.
|Package Weight||0.3kg (0.66lb.)|
|Package Size||18cm x 18cm x 15cm (7.09in x 7.09in x 5.91in)|
|Item Type||Ear Care|
|Max.saturater volume output|
|Max voice gain||55±5 dB|
|Input Noise||≤ 30dB|
|Equivalent input noise||27.6dB|