Specification: _x005f_x000D_ Product model: A25 _x005f_x000D_ Bluetooth-Compatible version: 5.3 _x005f_x000D_ Charging interface: Android charging port _x005f_x000D_ Product color: black, white, pink, blue (optional) _x005f_x000D_ Product proposal: Bluetrum 5616T3 _x005f_x000D_ Call duration: 3-4 hours _x005f_x000D_ Earphone battery capacity: virtual standard: 40mAh/real standard: 35mAh _x005f_x000D_ Charging case battery capacity: virtual standard: 2200mAh/actual standard: 800mAh _x005f_x000D_ Horn: F8 copper ring horn _x005f_x000D_ Product packaging size: 127 * 102 * 34mm/5 * 4.01 * 1.34in _x005f_x000D_ Product size: 82 * 52 * 30mm/3.23 * 2.05 * 1.18in _x005f_x000D_ Gross weight: 96.5/g _x005f_x000D_ Net weight: 72/g _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_ 2 x Earphones _x005f_x000D_ 1 x Charging Case _x005f_x000D_ 1 x Charging Cable _x005f_x000D_ 1 x Instruction Manual 1. Comfortable and Secure Fit: Ergonomically designed to fit securely in the ear canal, providing a comfortable and secure fit that stays in place even during intense physical activity. 2. Miniature Design: The compact and lightweight design of these earphones ensures they fit snugly into any ear shape for 100% safe and stable use while exercising, running, cycling, hiking, or working out at the gym. 3. Fingerprint Touch Control: The earphones feature fingerprint touch controls, offering a seamless and pain-free operation. 4. Bluetooth-Compatible 5.3 Technology: Equipped with the latest Bluetooth-Compatible 5.3 chip, these earphones offer stable connectivity, faster pairing, and universal compatibility, allowing you to enjoy true wireless freedom without wires. The independent LED display on the case helps you monitor the remaining battery life of your earphones and charging case.