Key Features:2.2inch IPS Display 320240 in resolution MT6580 quad core 1.3GhzRAM 1GB + ROM 16GB in flashOS Android 5.1Bluetooth / GPS / WiFi SupportedHeart Rate Monitor, PedometerFrequency Band: 2G: GSM 850 900 1900 / 3G: WCDMA 850 2100Support nano SIM cardGPS map tracking, satellite positioning.Many kinds of fantastic user interfaces.Available with iOS Smart Phone and Android Smart Phone for connection to get notification for incoming message and notification for phone call.Manufacturer Specifications General :LEMFO LEM4 Pro 2.2 Inch Display 3G Smart Watch Support 2G/3G/WIFI NetworkWith high speed data transmission, you can surf the Internet anytime and anywhere.Built-in GPS Navigation SystemSee and follow your GPS location, helps you to find your target destination easily. Perfect for hiking, touring and other outdoor activities.1200mAh High Capacity Battery Super Long Standby TimeBuilt-in 1200mAh lithium polymer battery plus depth-optimized energy-saving solution, provides you with longer standby time and operation time.Multi-Clock Dial StyleThe rich themes take both sense of technology and the art of beauty into account, fits your match needs on different occasions.Funny Video CallEasy to make video chatting with friends from your wrist.Google NowYou can also download and install other voice assistants from Google play store.Your Personal Fitness AssistantCounts steps, calories and distance throughout the day, helps you to make a scientific fitness plan.Never Miss An Important Call Againbuilt-in slot for Nano SIM card, support 3G connection and hands-free phone calls.Heart Rate MonitoringWith intelligent and accurate heart rate monitor, it measures your heart rates in real time, telling you when to speed up or slow down to achieve your exercise goals. You can balance your heart rate through adjusting the intensity of exercise to make your sport activities more effective.Parameters:Function: Large Screen Display, Big Memory, Single SIM Model (Support WCDMA 3G, GSM2G), GPS, Apps Download, Browser, Music, Heart Rate Monitor, Pedometor, Find My Phone, Blutooth Handsfree CallsHardwareCPU: MT6580 1.3GMemory: RAM 1G + ROM 16GBCamera: 1.3MPNetwork&Connectivity: WIFI,GPS,GSM,BTFrequency: GSM( 850,900,1800,1900) WCDMA (850,2100)Pedometer: YesWIFI: YesGPS: YesHeart Rate: YesBluetooth: 4.0LEAppearanceProduct Size:Complete Unit: 2696215MM(LWH)Watchband: Long Strap: 128MM, Short Strap 87MM, Width 28MM, Thickness: 3MMColor: Black, Orange, GreenNet Weight: 77.8gDisplayLCD: 2.2-inch IPS full-laminated screenTouch Screen Type: Capacitive Touch Screen 6236Resolution: 320X240StructureSpeaker: 0815 Ultrasonic BOXMicrophone: YesBattery: 1200 mAh Lithium Polymer BatteryVibration: YesExternal Buttons: 2 Buttons, Power ON/OFF Button, Function KeyInterfaceCharging&Data Download: Magnet pogo pinPackage Includes:Smart watch1Manual*1