Earphone earphone high tone headphone.You can connect MP3 and mobile phones.It combines a variety of features in one, the sound quality is pure and pleasant, can quickly connect a variety of mobile phones, tablets and other imaging equipment.When you call, you can answer the phone immediately. The sound quality is very clear.The design is very simple.earphone can help get your message across. These earphones proveide clear sounds with enhanced bass for immersive listening. Its closed back design offers isolation and keeps the sound from disturbing your neighbors, making it ideal for using with CD, MP3 or MP4 players. Designed to be light and comfortable, these earphones can be a practical gift for advertising and promotions. We can't add logo to this product.