Voice assistant built-in : no Bluetooth-compatible Version : 5.0 Metrics measured : Heart Rate Monitor,Blood Pressure Monitor Activity Tracked : Activity Tracker Category : Smart Watches CPU Model : MT6761 Band Detachable : Yes APP Download Available : Yes Battery Detachable : No CPU Manufacturer : MediaTek Resolution : 480*640 Display Size : 2.88" TFT Full Touch Color Screen Movement Type : Electronic Style : Fashion Application Age Group : Adult Screen Shape : Square Case Material : Alloy Band Material : Silica gel Waterproof Grade : Life Waterproof SIM Card Available : Yes Mechanism : Yes Multiple Dials : No GPS : Yes Network Mode : 4G Battery Capacity : >450mAh Rear Camera : 13MP RAM : 4GB ROM : 64GB System : Android OS Type : On Wrist Compatibility : All Compatible Language : English,Russian,Spanish,Polish,Portuguese,Turkish,ITALIAN,French,German,Norwegian,Korean,Japanese,Ukrainian,Hebrew,Dutch,Arabic,Indonesian,Greek Function : Passometer,fitness tracker,sleep tracker,Message Reminder,Call Reminder,Answer Call,Dial Call,Remote Control,Push Message,24 hour instruction,Chronograph,Alarm Clock,World Time,week,Month,Heart Rate Tracker,Interactive Music,Calendar,Calculators igin : Mainland China Certification : NONE Camera : 13MP+5MP OS : Android 9.0 Internt : 2G/3G/4G Wi-Fi : 2.4GHz/5GHz GPS : GPS+Go Bluetooth : Bluetooth 5.0 Heart Rate Sensor : HSR3300 Battery : 3.7V 2300mAh Polymer Lithium Battery APP : HEBSWatch Language : Multi-Language Dial Size : 77.2 * 53.6 * 15mm Watch Band Width : 32mm Perimeter : 275mm Watch Weight : 131g