BUTTONS CERAMIC earphone series has the following product characteristics. BUTTONS CERAMIC earphone is made of aerospace-grade ceramic material with high toughness, high strength and high wear resistance. The iconic CD design of BUTTONS CERAMIC headphones makes it a jewel-like visual effect; The design of BUTTONS CERAMIC headphones combines western minimalist aesthetics; BUTTONS CERAMIC headphones have 6 hours battery life, 120 hours long standby, and BUTTONS CERAMIC headphones support fast charging: charging for five minutes can provide one hour of music playing and talking time when the battery is low. BUTTONS CERAMIC headphones are IP54 waterproof.