?Warranty Services? : Products include: lapel microphone *1, wired headphones *1. This headset can be used for video calls, live broadcasts, meetings, video recording, classes and other occasions. If you have any questions on the product, please feel free to contact our customer service, we will reply to you as soon as possible. ?Widely Compatible? : This headset includes two plug models: USB/Type-C, USB compatible with most computers and laptops,delivers superbly clearer calls and video meetings.It can be used mainly for chatting, music,youtube video shooting, video conference, vlogging,tiktok live and etc. ?Durable Material? : Fish scale cable is flexible and durable. The cord is not easy to wind and there is no need to worry about breaking. The A30 conference earphones are ergonomically designed to fit close to the ear and are effectively shielded from most ambient noise. ?Lapel Microphone?: The lapel microphone is closer to the mouth, and the sound collection performance is improved. The sensitive microphone can produce noiseless speech, which can be fixed in the position you need at will to achieve the best use effect. ?Unique Design?: Different from ordinary wired headphones, this product outstanding microphone function, mainly to the microphone have unique needs, our omnidirectional microphone can be easily used in all kinds of live, meetings, etc.