If you have any misunderstandings after receiving the product, please do not hesitate to contact us as soon as possible. Customer service will answer your questions as soon as possible. If there are any quality issues with the product, please contact customer service as soon as possible, and we will do our best to solve the problem. (Easy and fast to use, built-in manual, easy for the elderly to get started with) The product has fewer buttons, and can be used immediately with just one click when turned on. No need to learn to get started, and elderly people are also very convenient and simple to use. Equipped with a manual, it is convenient to answer your questions. (Easy to charge, ultra long range)This product is equipped with a charging dock, which is easy to charge anytime, anywhere you want. It is convenient and fast. It only takes 1.5 hours to charge and has a battery life of up to 35 hours. Satisfy your daily charging needs and improve your efficiency. (Lightweight, soft material) The body weighs only about 3 grams. Lightweight, combined with unique soft materials, liberates your ears and reduces the burden on them. Compact and convenient to carry. Meet your needs in different scenarios, whether it's going out or staying at home. (Humanized design, fashionable appearance) Fashionable and aesthetically pleg, yet understated and elegant. The exquisite and fashionable design highlights a sense of luxury, while also featuring a small and exquisite appearance that is not easy to discover, adding a touch of confidence to your life. (New scientific technology, optimized sound quality) This product adopts cutting-edge process technology and is equipped with intelligent chips. Optimizing sound quality, ambient sound, human voice, and TV sound can all achieve optimized reproduction. Provide you with a comfortable living experience.