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.
eBay
Features:-With 16 channels of sound processing, this can help you remove noise and restore lost sound.-It will fit most people.-The hearing aids get 17 hours of use, and the charging case gives you an additional 70 hours of use, for a total of 87 hours. Every time you place your hearing aids in the charging case, they charge automatically.-With reference to the design of Bluetooth headsets, it is no different from ordinary Bluetooth headsets in appearance, and you can use it anywhere with confidence.-With hearing aids, you can continue to enjoy watching TV, talking with others, listening to music, etc.How to use:①Choose the hearing aid earplug that fits your ear tightly. ②Press and hold the hearing aid touch button to turn it on. ③Single clic.
eBay
Features:-The built-in rechargeable battery can be used for up to 30 hours on a full charge, and it only takes 2-3 hours to charge. It also comes with a charging case that can be charged 4-5 times, and it only takes 3-4 hours to fully charge the charging case.-Adopting intelligent noise reduction system, it can detect and sense noise waves, change the gain of the channel where the noise is located, and clearly identify the speed of normal sound waves.-The compact size makes it easy to carry and use anywhere.-It is packaged in an exquisite gift box, which is an ideal choice whether for personal use or as a gift to relatives and friends.Specifications:Battery capacity: 300mAhEquivalent input noise: ≤32dBCurrent: ≤2mARated voltage: 3.7vWorking time: ≧30.
eBay
Features: -With 16 channels of sound processing, this can help you remove noise and restore lost sound. -There are three sizes of ear tips to choose from, S/M/L, so it will fit most people. -The hearing aids get 17 hours of use, and the charging case gives you an additional 70 hours of use, for a total of 87 hours. Every time you place your hearing aids in the charging case, they charge automatically. -With reference to the design of Bluetooth headsets, it is no different from ordinary Bluetooth headsets in appearance, and you can use it anywhere with confidence. -With hearing aids, you can continue to enjoy watching TV, talking with others, listening to music, etc. .
eBay
Mini Hearing Aids Digital Invisible In Ear Small Sound Voice Amplifier Enhancer. Digital Hearing Aids Mini Invisible In-Ear Headset Sound Voice Hearing Amplifier. Hearing Aid With Battery For Deaf Elderly Digital Sound Amplifier Ear Aids NEW.
eBay
Style: in the ear. Equivalent input noise: 28dB ± 5dB. 2x Sound amplifiers. 1x Charging cable. -Each weighs only 3 grams, which is convenient and comfortable to wear.
eBay
Features:-The built-in rechargeable battery can be used for up to 30 hours on a full charge, and it only takes 2-3 hours to charge. It also comes with a charging case that can be charged 4-5 times, and it only takes 3-4 hours to fully charge the charging case.-Adopting intelligent noise reduction system, it can detect and sense noise waves, change the gain of the channel where the noise is located, and clearly identify the speed of normal sound waves.-The compact size makes it easy to carry and use anywhere.-It is packaged in an exquisite gift box, which is an ideal choice whether for personal use or as a gift to relatives and friends.Specifications:Battery capacity: 300mAhEquivalent input noise: ≤32dBCurrent: ≤2mARated voltage: 3.7vWorking time: ≧30.
eBay
About this itemEXPERIENCE A PREMIUM DIGITAL HEARING AMPLIFIER: At a fraction of the cost, the digital hearing amplifier you experience clear sound amplification with digital noise reduction and sound processing. Making the rechargeable hearing amplifier the best in sound amplification for speech frequencies of the human voice with complete background noise reduction and cancellation.ALL NEW DIGITAL TECHNOLOGY ELIMINATES STATIC & UNWANTED NOISE: With the BTE hearing amplifiers say goodbye to static, fuzz, humming or unwanted sounds. With the revolutionary digital hearing technology you will experience sounds the way they were meant to be. Highly advanced mini micro processor technology makes this pair a superior hearing amplifier.RECHARGEABLE TECHNOLOGY T.
eBay