2-in-1 Smartwatch & Bluetooth Earbud Function: The JAKCOM F2 is a versatile fitness tracker that transforms into Bluetooth earbud. Simply remove the host?from the band to make phone calls, listen to music, or use it as a fitness band for health monitoring and notifications Comprehensive Health Tracking: Equipped with heart rate and blood pressure monitors, the F2 tracks vital health metrics throughout the day. Stay informed about your fitness levels and view real-time data on the vibrant color display Multi-Sport Modes: The F2 supports various activities like running, hiking, and cycling, offering detailed tracking for each workout. Whether you’re at the gym or outdoors, it helps optimize your exercise routine by tracking steps, calories, and more NFC-Enabled for Smart Sharing: The built-in NFC chip allows for convenient information sharing and smart connectivity. Use the F2 for quick interactions with compatible devices or to exchange contact details with a tap, making it an ideal tool for modern life Notifications & Weather Updates: Stay connected with notifications for calls, messages, and social apps. It also provides real-time weather updates, so you’re always informed while on the go Specifications: Host size: 52.5*21.3*15.0mm Screen: 0.96" TFT color screen Bluetooth version: BT 5.0+4.2 Battery capacity: 80mAh Host weight: 30g