Sindo is a high-tech Bluetooth earphone manufacturer focus on design, production and sales.Our company is consist of the earphone factory, speaker factory, Silk print factory. With 6 production line, about 120 skillful workers, can accept small OEM/ODM order. Not only control the quality very strictly, but also we provide the fastest delivery. Sindo Technology Co.,Ltd has been dedicated for Manufacturing and Sourcing quality products with very competitive price for customers in more than 80 countries: mainly trading company, wholesaler, on line&off-line store owners from USA, Canada, UK, France, Germany, Italy, Spain Australia, Russia, etc.