•Mini Invisibility: Bionic ear patch curved design, naturally fits the auricle, and does not feel uncomfortable or oppressive when sleeping on the side •Subwoofer: Second generation acoustic chamber+digital enhancement technology, providing a immersive feeling like being in a concert venue •Pulse DT4.0 directional non-destructive technology for sound transmission: Detects the shape of the ear canal, automatically adjusts the propagation angle of the integrated sound beam by ± 25 °, ensuring efficient sound transmission into the ear canal •Endurance: Low power chip+large capacity lithium battery, strong endurance and powerful battery reserve •Power Display: The charging compartment is equipped with a clear and eye-catching digital display function to control the battery level of the charging compartment at any time •Noise Reduction: Dual microphones for directional sound collection, allowing for clear communication even in noisy environments, providing a high-quality communication experience •Game sound and image synchronization: The game sound has been optimized to significantly reduce the delay of sound and image, making the sound more operable and the gaming experience more immersive Specifications: •Material: ABS •Bluetooth solution: JL 6973D2 •Bluetooth version: 5.2 •Battery capacity: Headphones: 30mAh; Charging Case: 250mAh •Usage time: Listen to music for 3-4 hours •Charging time: 1.5H •Distance: 10 meters •Charging interface: Type-C Package included: •2 x Bluetooth Earphones •1 x Charging Case •1 x Charging Cable •1 x English User Manual