Shenzhen Rhythm Electronic Technology Ltd. established in 2019, is a high technology manufacturer which design & produce Bluetooth earphone and Bluetooth speaker. Factory area is 1,500 square meters and 2 standard production lines. Each production line is equipped with 30 production workers, each with an RF tester, Bluetooth test instrument, and charging current test to ensure product consistency.Our products are designed in-house by an experienced and talented team of Industrial designers, Electronics engineer, Structures engineer, Acoustic engineer etc. Launches 2 to 4 new models every season, also help customers doing ODM for a wide range of Bluetooth audio products.