DZ09 Smart Watch with Features Bluetooth V3.0, Message Reminder, Call Reminder, Answer/ Dial Calls, Remote Camera Control, Push Messaging, Anti-lost, Pedometer, Sleep Tracker, Calendar, Calculator, Alarm, Audio Player More. Health Monitoring - Conveniently take control of your health using the watch for features such as: sleep monitor, step counter, Drink Water Reminder more. DIAL:-1.63 inch HD capacitive touch screen, 320*320 pixel Resolution, Dial material Plastic, Strap- Flexible & Free Size, Its phonebook feature displays the caller's name or number. charging time about 2 hr. NFC for quick pairing. Sync function: WhatsApp, Twitter, Facebook, time, schedule, read message or news, Entertainment: -MP3, MP4,Camera. Compatible with all Smart Phones.