Call, find the setting options, and click Open; Find the sound option in the setting property bar and click Punch; After entering the sound setting, you can adjust the voice of the incoming call in the volume attribute. Click the ringtone settings below to enter the ringtone settings bar; In the system default ringtone settings, select your favorite music, click Select, and then click Check to confirm the replacement.

A smart bracelet is a wearable smart device. Through the smart bracelet, users can record real-time data such as exercise, sleep, and some diets in daily life, and synchronize these data with mobile phones on an equal footing, thus playing a role in guiding healthy life through data.