For Wireless Ear Bud, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our Wireless Ear Bud has been well received by many customers and enjoyed a good reputation in many countries. LION PROMOS Wireless Ear Bud have characteristic design & practical performance & competitive price, for more information on the Wireless Ear Bud, please feel free to contact us.