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When using the ham radio TR113, you will encounter various problems, such as whether it has SDR function, the version of the battery, the reception frequency band, the input impedance of the antenna, etc. Different solutions and answers are given for different problems.  ...

Compact and convenient TR110 is widely loved by the market, but in the process of using it, there are always various problems, such as the failure to receive signals, the radio automatically shuts down after a certain time, etc. In the face of these problems, solutions are sorted out.  ...

Different degrees of hearing loss require different hearing aids. Sound amplifiers only amplify surrounding sounds, which is fundamentally different from hearing aids.Better understand their differences and make better choices among the numerous hearing health products for the sake of your own and your family's hearing health.  ...

In the face of hearing loss, healthy diet, reasonable exercise, and wearing hearing aids are recommended. However, in the process of wearing hearing aids, some common problems will be encountered. In the face of these common problems, the wearer can take different countermeasures for different problems.  ...

As we age, the likelihood of hearing loss increases. In the face of hearing loss, let's learn how we can improve or prevent it through diet, and what foods are helpful for our hearing health. For these foods, how do we plan our recipes and how to cook them? Reasonable exercise and sleep, and choosing the right hearing aids are also very important.  ...

Prevention is the key to Alzheimer's disease. Among the controllable factors, hearing loss accounts for a certain proportion. Hearing loss not only affects interpersonal relationships and mental health, but also has a certain impact on brain activity.  ...

Understand the common causes of hearing loss, including noise exposure, disease infection, aging, etc. We can take different coping and prevention measures for different situations. Protecting hearing starts with prevention.If you have some degree of hearing loss, active lifestyle adjustments combined with professional otc hearing aids can improve your quality of life.  ...

Tinnitus, a continuous or intermittent "buzzing" or "hissing" sound in the ear, is often disturbing and affects sleep and quality of life. It is a signal from the body, indicating potential health problems. This article will take you to a deeper understanding of the causes of tinnitus and how to improve it, helping you solve the mystery of the "buzzing" in your ears.  ...

Retekess TT128 audio guide equipment can provide museums with multi-language, convenient for tourists, long working hours of self-guided tours, reduce museum costs, and demonstrate personalized and humanized services.  ...

Retekess TT126 two-way tour guide system in the exhibiion hall and museum manual interpretation of the function, use methods, precautions and other applications.  ...