Advanced Active Noise Cancellation -35dB deep active noise cancellation technology effectively isolates external disturbances for an immersive audio experience LED Battery Display Convenient LED screen shows real-time battery levels for both earbuds and charging case Magnetic Open Design Easy-access magnetic design allows for effortless removal and insertion of earbuds Enhanced Call Quality 4-mic ENC technology ensures crystal-clear calls by reducing ambient noise interference Extended Battery Life Enjoy up to 8 hours of music playback and 5 hours of talk time on a single charge Specifications Bluetooth-compatible Version: 5.4 Chipset: JL 7003D42 Battery Capacity: Earbuds: 35mAh, Charging Case: 400mAh Playback Time: Up to 8 hours Talk Time: Up to 5 hours Material: ABS+PC Water Resistance: IPX4 Noise Cancellation: -35dB Active Noise Cancellation Package included: 2 x Bluetooth-compatible Earbuds 3 x Pairs of Eartip Caps 1 x Charging Case 1 x Charging Cable 1 x English and Chinese User Manual