Low power consumption is the core technology of the headphones using a delicate energy collection seat design, built-in high-capacity lithium battery for your headphones Immersive music experience 8-core driver to enhance sound quality, crystal clear sound allows you to get as close as possible to the scene to listen to their favorite music feeling. StableStable and Fast Signal TransmissionAdopts professional Bluetooth compatible 5.1 chipset, low power consumption technology, stable signal transmission and extended playback time. Silicone Comfortable Hanging Ear Liquid Silicone environmentally friendly ear hooks, sweat and waterproof design is more comfortable and firm, ergonomic in-ear earbuds and ear hooks bring comfort, even if you wear it for a long time, you will not feel heavy. 【HD Noise-Canceling Calls】 Physical Noise Cancellation Wireless HD Calls allow audio and video calls, such as face-to-face conversations and normal calls during sports