Specification: _x005f_x000D_ Origin: Mainland China _x005f_x000D_ Color: Black, White (Optional) _x005f_x000D_ Bluetooth-Compatible Version: V5.3 _x005f_x000D_ Bluetooth-Compatible Chip: Jerry 6983D2 _x005f_x000D_ Bluetooth-Compatible Distance: About 10m _x005f_x000D_ Charging Bay Battery: 150mah _x005f_x000D_ Headset Battery: 30mAh _x005f_x000D_ Horn: F14 Real Copper Ring _x005f_x000D_ Listening Time: About 4 Hours _x005f_x000D_ Charging Time: About 1 Hour _x005f_x000D_ Frequency: 20hz-20khz _x005f_x000D_ Impedance: 32 Euros _x005f_x000D_ Sensitivity: 115db/Mw _x005f_x000D_ Waterproof Grade: Life Waterproof _x005f_x000D_ Package Size: 132*90*34mm/5.15*3.51*1.33in _x005f_x000D_ Gross Weight: 133g _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Note: _x005f_x000D_ If the earplugs don't work, check to see if the pairing is successful and if there is electricity. _x005f_x000D_ _x005f_x000D_ _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_ _x005f_x000D_ Included: _x005f_x000D_ 2Pcs*Headphones _x005f_x000D_ 1*Charging Compartment _x005f_x000D_ 1*Type-C Charging Cable _x005f_x000D_ 1*Instruction Manual 1.Advanced Bluetooth-Compatible 5.3: Enjoy unmatched audio with upgraded Bluetooth-Compatible 5.3 technology, wireless earbud featuring faster transmission, enhanced stability, and extended range for a worry-free music and call experience. 2.Auto-Pairing Tech: Remove the hassle of manual setups with these ear-hook earbuds that power on and pair automatically once taken out of their charging case, post initial connection. 3.Digital Power Display: Keep track of your charging status with a numerical LED display of this hifi stereo headphone on the charging case, showing precise battery levels from 1% to 100% for both the case and each earbud. 4.Ergonomic Secure Fit: Designed to conform to the contours of your ear, these open ear headphones offer a comfortable fit with an arc structure that ensures they stay in place during rigorous activities like running and working out. 5.Touch Control Sensitivity: Manage your calls and music effortlessly with high-sensitivity touch sensors on the sports earphones, providing easy access to various functions without needing to use your phone, ideal for hands-free operation while exercising or driving.