OverviewFend Smart Watch comes with Bluetooth call feature which help you to answer a call over the smart watch. It has high quality microphone & speaker for voice calling & music. This watch has preinstalled apps like WhatsApp / Facebook / Twitter and other information like Phonebook / SMS / Call History/ Calculator/ Calendar/ Voice Recorder. It also has timely reminders Heart rate monitoring , data analysis Pedometer, Activity Tracker, calorie consumption, exercise mileage record Sedentary reminder to get up and change the unhealthy lifestyle Sleep monitoring Objective Science Quantitatively record and analyze your sleep status. It also has mobile tracker function called Anti-lost reminder. Watch speaker can be use for listening music & calling speaker through Bluetooth. Watch Operating Instructions 1. Split Screen Functions : Double Click Appear and Click Return 2. Dial Page : Swipe Left to Enter the Dial Page Selection, Slide Left to Switch to Other Dials (Note - The System Present Five Dial Pages, and the Last Dial is Named "custom" This Dial Will change with the Dial Market on the APP Side and The Download Settings of the Custom Dial 3. Menu Page : On the Dial Page Single Press the Side Key to Enter the Menu Page After Entering the Menu Page, Double Press the Side Key to Return to Main Dial Page 4, Function Page : In the Menu Page Click Each Application Icon to Enter the Corresponding Functions, Slide Right to Return, and Press the Side Button to Return the Main Page