Specification: _x005f_x000D_ Product model: YJ-76 _x005f_x000D_ Color: black, white (optional) _x005f_x000D_ Bluetooth-compatible solution: Bluetooth-compatible V5.2 _x005f_x000D_ Product speaker: 16 speakers (obvious bass effect) _x005f_x000D_ Product chip: Jerry BT6973D4 _x005f_x000D_ Standby time: 120 days+ _x005f_x000D_ Working time: 8 hours _x005f_x000D_ Charging time: about 1 hour _x005f_x000D_ Communication distance: barrier-free 10-15 meters _x005f_x000D_ Charging chamber interface: Type-C charging port _x005f_x000D_ Battery capacity: 50mAh _x005f_x000D_ Bare weight: 28g _x005f_x000D_ Weight of complete set: 38g _x005f_x000D_ Product size: about 34 * 19 * 12.5mm/1.33 * 0.74 * 0.49inch _x005f_x000D_ Color box size: about 120 * 8 * 28mm/4.72 * 0.31 * 1.10inch _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Note: _x005f_x000D_ Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! _x005f_x000D_ Please allow 1-2cm measuring deviation due to manual measurement. _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Included: _x005f_x000D_ 1 x Headset _x005f_x000D_ 1 x Type-C charging cable _x005f_x000D_ 1 x Instructions 1. Comfortable: Fully open without entering the ear, TPU soft ear hook, comfortable to wear. 2. Stereo Headset: 360 ° stereo wearable private stereo. 3. Smart Noise Reduction: There is no obstacle to intelligent noise reduction and communication. 4. Long Endurance: No power off for 8 hours at a time.