carry on to boost, to guarantee products excellent in line with market and consumer standard specifications. Our enterprise has a quality assurance system are actually established for Gaming Earbuds, Bluetooth Neckband , Usb C Earbuds , Music Headphones ,Qcc 3040 . For further inquires please do not hesitate to contact us. Thank you - Your support continuously inspires us. The product will supply to all over the world, such as Europe, America, Australia,French , Iran ,Seattle , Iran .Providing Quality Products, Excellent Service, Competitive Prices and Prompt Delivery. Our products are selling well both in domestic and foreign markets. Our company is trying to be one important suppliers in China.