Feature:Specification:Overview:DM100 4G Smartwatch integrates with Pedometer, Heart Rate Tracker, Message Reminder, Interactive Music, Calendar, Dial Call, Push Message, Alarm Clock, Answer Call, Date & Time, Camera, Sound Recorder and Browser. Android 7.1, MTK6739 Quad-core CPU, 1GB RAM+16GB ROM/3GB RAM+32GB ROM Optional, BT & WiFi supported, meet all your needs. This smartwatch will bring you much fun and convenience.Features:OS & Configuration:Runs on Android 7.1 OS, powered by high-performance MTK6739 Quad-core CPU. 1GB RAM+16GB ROM (or 3GB RAM+32GB ROM Optional) ultimately deliver a richer using experience.Built-in Nano SIM Slot:Supports independent 4G call function. Just plug in your Nano SIM card to make a call directly, no need to carry your mobile phone when exercising.Pedometer & Heart Rate Monitoring:Intelligently calculate your motion steps and distance, taking care of your health. Supports recording your heart rate to keep abreast of your physical condition.Larger HD Screen:2.86-inch round touchscreen with a resolution of up to 640*480p, the picture is smooth and clear, stylish and cool without losing vitality.More Convenience:Supports BT, GPS navigation and WiFi. Built-in big speakers, you can enjoy music whenever and wherever you want. 5MP HD camera records every good moment.IP67 Waterproof:This smartwatch is life waterproof and sweatproof. You can wear it to wash your hands and in rain, but you can not wear it when having a bath and swimming. Note: Please do not immerse the watch into or rinse with the water.Specifications:Model Number: DM100Type: On Wrist SmartwatchFunction: Pedometer, Heart Rate Tracker, Message Reminder, Interactive Music, Calendar, Dial Call, Push Message, Alarm Clock, Answer Call, Date & Time, Camera, Sound Recorder...Communication Program:2G:GS: B2+B3+B5+B83G:WCDMA: B1+B2+B5+B8TD-SCDMA: B34/394G:LTE-FDD: B1+B2+B3+B5+B7+B8+B12+B20LTE-TDD: B38+B39+B40+B41(100MHz) System: Android 7.1 OSCPU Model: MTK6739 Quad-coreRAM+ROM: 1GB+16GB, 3GB+32GB (Optional)Screen Size: 2.86inchesResolution: 640*480pScreen Shape: RoundTouch Mode: Multi-touchCamera: 5MPNetwork Mode: 4GNano SIM Card Slot: YesBT Version: 4.0GPS: YesAPP Download Available: YesClock Interface: SelectableRecording: YesSpeaker: YesWaterproof Grade: IP67 WaterproofBattery Capacity: 2700mAh Lithium polymer batteryAPP Support Language: EnglishWatch Support Language: Chinese Simplified, Chinese Traditional, English, French, German, Spanish, Portuguese, Italian, Russian, Polish, Turkish, Korean, Hebrew, Indonesian, Vietnamese, Arabic, Persian, Thai, Hindi, Burmese, Bangladesh, JapanAPP Name: WiiWatch 2Case Material: AlloyBand Material: Silica GelColor: Black, Silver (Optional)Item Weight: 155g/5.45ozPackage Size: 11.0*9.5*8.0cm/4.33*3.74*3.15inPackage Weight: 302g/10.65ozPackage List:1 * 4G Smartwatch1 * Charging Cable1 * Screw Driver1 * Screen Film1 * User Manual (English / Chinese)Package List:1 * 4G Smartwatch1 * Charging Cable1 * Screw Driver1 * Screen Film1 * User Manual (English / Chinese)