The richness of key headphones can be reflected in different categories of products to adapt to consumers' choice of personalized needs. Product details of BUTTONS CLASSIC headphones include the following functions. Button classic headphones are made of aerospace-grade ceramic materials with high toughness, high strength and high wear resistance. The iconic record design of BUTTONS CLASSIC earphone products makes BUTTONS CLASSIC earphone products also have gem-like visual effects; Button classic earphone products achieve 6 hours of battery life, 120 hours of long standby. BUTTONS CLASSIC headset Bluetooth upgrade, supporting third-party voice assistant service function.