Ainol W1 Smart Watch 2.5D OGS Screen with Sync/Anti-Lost Alarm Fitness Tracker For Android/Sumsang/HTC-Blue 1) skin-friendly material sports wristband, feel comfortable at all-day wearing 2) Light & Strong Alumiunm Frame, Cooling & hardness function is well 3) 2.5D Full Bonding Technology Lon-X Tempered Glass,OGS 4) Sedentary Reminder/ Sleep Quality Monitoring/ Remote Phone Camera 5) Intelligent Anti Lost, Prevent Phone Loss. Will Bluetooth ,can watch seek phone 6) Remote Synchronization with connecting the mobile phone, Remote Notifier. 7) Answer Calls With Connecting the mobile phone,BT dialer 8) With Sim Card can support 2G GSM Calls, GPRS Internet 9) Support 32GB TF Card Slot. 10) App only Fit Android phone,3.0 Bluetooth Version.