F9-5C In-Ear Earbuds Digital Display Sports Outdoor Headset Noise Reduction Hands-free Calls Waterproof Bluetooth-Compatible 5.3 Earphone  Feature:  1. True Wireless Stereo: Equipped with Bluetooth-Compatible 5.3 chip, these earbuds deliver a true wireless stereo experience, automatic pairing, built-in active noise cancelling IC, HD calling, long-lasting battery life, and IPX-7 waterproof rating which makes them perfect for sports and outdoor activities.  2. Hi-Fi Sound Quality: These earphones offer a natural and authentic sound, powerful bass performance, and high sound quality thanks to the use of a 14.2 graphene diaphragm, professional alloy acoustic network, intelligent noise reduction, 108dB sensitivity, and oxygen-free copper voice coil.  3. Smart Operations: With one-button operation, users can easily power on/off, answer/reject calls, play/pause music, skip forward/backward, and activate virtual assistants such as for Siri or Android. The built-in microphone allows for hands-free calling.  4. Simple Pairing: Using disposable pairing technology, these headphones only require one click to connect during the initial setup, and they will automatically pair with your device every time you turn them on. They can be used in both stereo mode or single ear mode when sharing with a partner.  5. On-the-go Charging: The wireless earbuds provide over five hours of talk and playtime on a single charge, while the charging case has a 600mAh battery capacity, providing extended playback time. Specification:  Color: black, white (optional)  Model: F9-5C  Chip: Jerry  Bluetooth-Compatible version: 5.3  Earphone speaker: 8mm  Headphone battery capacity: 33MAH  Charging case battery capacity: 600MAH  Transmission distance:>10m  Talk time: approximately 3-4 hours  Playback time: approximately 5 hours  Headphone charging time: 30-45 minutes  Storage box charging time: 2-3 hours  Packaging size: 113 * 94 * 45mm/4.45 * 3.70 * 1.77in  Weight: 105g         Note:  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  Please allow 1-2cm measuring deviation due to manual measurement.               Packages:      2 x Earphones     1 x Charging Case     1 x Data Cable     1 x Instruction Manual