Key Features:2.2inch IPS Display 320*240 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