Vwar S9 Ultra 3 GEN2 Smart Watch 4G LTE Android & Bluetooth Dual System The VWAR S9 Ultra 3 GEN2 has been upgraded compared to the VWAR S9 Ultra 3 with the latest system, Noise Detection, phone connectivity for syncing message notifications, an always-on display, and improved system smoothness. Product Specification: Main Chip: SC8541E Bluetooth Version: 4.2 Screen Display: 2.06" AMOLED Curved Screen(410*502) Battery Capacity: 850mAh High Voltage 4.4V 603229 Gravity Sensor: Yes Gyroscope: Yes Camera: 4MP Battery Capacity: 800mAh, High Voltage 4.4V 603229 Watch Memory: RAM (2GB) + ROM (32GB) Supported frequency bands 2G: B3, B5, B8 3G: B1, B5, B8 FDD: B1, B3, B5, B8 TDD: B38, B39, B40, B41 （The SIM function can only be used in Asia and Europe, but wifi function can be used in other areas） Key Selling Points: Android 8.1 Google Play Store Browser NFC Noise Detection 11 sport models Sleep Detection Screen Recording Watch Faces Store Curved Screen Supports Google Play Store 4G WIFI Ultra-thin Body Carto-style SIM Card Slot Video Calling WIFI+LBS+GPS Positioning High Definition Camera Heart Rate Sensor Blood Oxygen Sensor Gravity sensor Gyroscope Size: 49.1*44*16mm note: Don't have app to connect the cellphone. 4G Android Smart Watch is used independently.