TWS otc hearing aids provide multiple functions at a cheap price. Self-fitting rechargeable hearing aids have high cost-effective performance and advantages among many hearing aids. Bluetooth and Bluetooth streaming, automatic memory and other functions are convenient to use.
Over-the-counter hearing aids have three important components: microphone, amplifier and speaker. Self-fitting hearing aids are equipped with signal channels. Generally, the more channels a hearing aid has, the wider the range it can adjust and the more expensive it is. Bluetooth hearing aids sometimes howl because an environment that can produce echoes is formed near the microphone.
When using self-fitted hearing aids in winter, you will encounter a series of usage problems caused by low outside temperature, dry weather, etc. Therefore, it is very important to know how to use and maintain over-the-counter hearing aids in winter.
Over-the-counter hearing aids require regular cleaning and maintenance to extend the use time of self-fitting hearing aids. During the cleaning process, you can use a dry cloth to wipe the Bluetooth hearing aids, and do not place rechargeable hearing aids in places where dust and dirt are easily accumulated, such as bookcases, bedside tables, etc.