Choose an earplug of slightly bigger size to avoid whistler. 1 x Pair Of Hearing Aids. With bluetooth function, you can listen to songs and make calls. If you hear a howling, check the ear (silica gel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage.
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DescriptionWhat kind of people is it suitable for?It is the best choice for the elderly and people with mild and moderate hearing loss.Is there a harsh sound?If the hearing aid makes a harsh sound, it is caused by the wrong earplug size or the wrong wearing method.Please fit the hearing aid tightly into your ear canal. Otherwise, there will be airflow to produce a screaming sound!No sound/cannot turn on/unclear soundIf there are any problems during use, please let us know through Ebay. Our professional after-sales staff will solve it for you within 24 hours.How to use this hearing aid?1.Please fully charge before first use. Tear off the plastic sticker on the earphone before charging2.Insert the hearing aid tightly into the ear canal3.The hearing aid will de.
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ACCESSORIES INCLUDED: Each 4 different size of earplugs to help adjust to your ear canal for a comfortable fit. Each hearing amplifier included an extra button battery. 2x Hearing aids. It can be comfortably worn in either ear.
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Features: 1. BT Connection, Answer Calls, Listen To Music, Watch TV; 2. Silicon material, very soft, safe to use; 3. Smart Chip, Intelligent Noise Reduction; 4. Big Capacity Battery, Charge For 2 Hours, Use For 40 Hours; 5. One power button, one volume control, M button for Bluetooth Function, easy to use. 6. FCC, ROHS, CE, EMC Certifications available. .
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Each 4 different size of earplugs to help adjust to your ear canal for a comfortable fit. Each hearing amplifier included an extra button battery. It can be comfortably worn in either ear. Wear: Either left or right ear.
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Features:-The charging case fully charges in just 60 minutes. With the charging case, you can charge your hearing aids anytime, anywhere.-It has five volume levels (20%, 40%, 60%, 80%, 100%). Click the left or right side to adjust the volume. The volume will cycle from low to high. When the volume reaches the maximum, you will hear a "beep".-It has three different listening modes. Press and hold for 3 seconds to turn on normal mode (one beep), noise reduction mode (two beeps), and outdoor mode (three beeps).-Equipped with a digital chip that can excellently capture and identify sounds, it also has intelligent noise reduction function to prevent howling and provide clear and pure audio.-Its design is similar to that of ordinary Bluetooth earphones, .
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16-Channel Bluetooth Hearing Aids for Seniors with LED Power Display Charging Box, Automatic Switching Hearing Aids to Bluetooth for Phone/TV Without APP, Digital Hearing Amplifiers Without Whistling .
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Howling after power-on. At present, small hearing aids and high-power hearing. aids on the market can hardly prevent howling, and only full-digital hearing. aids can prevent howling. The cause of howling/noise: To make a small size hearing aid, the internal.
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