Feature:1. OS & Configuration: Runs on for Android 10.7 OS, powered by high performance MTK6762 8-core 2.0GHz processor and PAR2822. Options for 4GB RAM+64GB ROM or 6GB RAM+128GB ROM ultimately deliver a richer and greater user experience.2. Built in SIM Slot: Supports independent call function. Just plug in your SIM card to make and receive calls, and send and receive messages directly, no need to carry your mobile phone when exercising.3. Health Tracker: Stay on top of your health with our advanced monitoring features, including heart rate tracking, sleep monitoring, breathing exercises, etc. Plus, select from a variety of sports modes, such as running, basketball, and cycling to keep your health in check.4. Larger HD Screen: Boasting a 2.4 inch TFT touchscreen with a resolution of 640x480 pixels, our display offers vivid imagery that's both smooth and clear, allowing you to effortlessly view notifications, messages, and images with pristine clarity and detail.5. More Conveniences: Our smartwatch supports BT 5.0, GPS navigation, and WiFi. 2MP side camera and 0.3MP front camera record every good moment. You can enjoy your favorite tunes right from your wrist. The built-in flashlight illuminates your way whenever you need it.Specification:Type: On Wrist SmartwatchSupport Frequency Band: 2G: GSM: 850/900/1800/1900 3G: WCDMA: B1/B2/B5/B8, TD-SCDMA: B34/B39 4G: LTE-FDD: B1/B2/B3/B5/B7/B8/B12/B17/B20, LTE-TDD: B38/B39/B40/B41(100MHz)System: for Android 10.7 OSCPU: MTK6762 8-core 2.0GHz processor + PAR2822RAM+ROM: 6GB+128GBScreen Size: 2.4 inches TFTResolution: 640*480pCamera: Side camera 2MP, front camera 0.3MPSIM Card Slot: YesBT Version: 5.0WiFi: 2.4GHz, 802.11b/g/nGPS: Support GPS, Beidou, Granas, AGPS, LBS, WIFIBattery Capacity: 1500mAh polymer batteryStandby Time: 3-5 daysCharging Time: about 3 hoursSupport Language: English, Arabic, German, Spanish, Persian, Finnish, French, Italian, Japanese, Hebrew, Malaysian, Dutch, Polish, Portuguese, Russian, Thai, Turkish, Vietnamese, Korean, Filipino, HindiAPP Name: Gao FitCase Material: Zinc AlloyBezel Material: Zinc AlloyButton Material: Zinc AlloyBand Material: TPUColor: BlackStrap Size: 28mm, overall circumference 270mmWatch Size: 69.6*53.3*16.9mm/2.74*2.09*0.66inItem Weight: 115g/4.06ozPackage Size: 108*108*80mm/4.25*4.25*3.15inPackage Weight: 285g/10.08oz.Package List:1 * Smartwatch1 * Magnetic Charging Cable1 * SIM Card Pry Tool1 * User Manual (English / Chinese)