【Bluetooth 5.3 Calling & Smart Voice Assistant】Built-in high-performance microphone and speaker. Even if your hands are occupied during your morning run, you can answer important calls just by raising your wrist. Enjoy clear calls without taking out your smartphone. The dial keyboard is integrated into the watch face, and if you register contacts in the app, the phonebook will automatically sync. You can contact family and friends immediately with one tap. Siri can be activated by voice. It supports a variety of commands such as music playback, weather search, and quick dialing. It completely frees your hands, enabling more efficient and convenient operation. For example, while driving, you can simply speak your request to Siri, and it will make a call or switch music without taking your eyes off the road. 【Notification Function & Vibration Settings】After pairing with your smartphone, new messages from major SNS such as LINE/Facebook/TikTok/Instagram will be displayed instantly on the watch screen. You can always catch information. Even if your smartphone is in your bag on the train, or if your hands are busy in the kitchen, you can check new messages just by raising your wrist and won't miss important contacts. (※Only supports receiving and viewing information. Does not support LINE calls or message reply functions.) You can select the vibration intensity from "weak" or "strong" on the device. You can also freely set the ringtone mode and silent mode. You can customize the notification method according to the scene, balancing consideration for those around you and preventing you from missing important notifications. Set to weak vibration when studying in the library to maintain concentration, and use strong vibration + ringtone in a noisy exhibition hall to reliably catch important calls. 【1.6-inch AMOLED Large Screen & Shockproof/Drop-Resistant Design】Equipped with a 1.6-inch large screen, providing a comfortable visual experience. You can easily check the time, date, exercise data, etc., even in strong sunlight outdoors. Adopting special composite materials, it has passed multiple military standard tests such as low-temperature resistance, high-temperature resistance, shock resistance, and waterproof/dustproof. With a robust body with excellent shock resistance and drop resistance, and 3ATM waterproof protection, it guarantees stable operation even in harsh environments, providing users with reliable reliability.