1. Android 9.0 operating system 2. MTK6761 quad-core CPU clocked at 2.0G 3. Dual cameras with 5MP front and 13MP rear, support face unlock 4. WIFI wireless fast Internet access, support 2.4G/5G WIFI, support Bluetooth 4.2 5. 2.88-inch TFT large screen, multi-touch, more convenient operation, high-definition 640x480 resolution 6. Support music playback, video playback, high-definition camera and video photography 7. Detachable design, suitable for multiple scenarios. 8. Support pedometer, heart rate monitoring function 9. The vacuum ion-plated aluminum alloy shell is lightweight and has a high-quality texture 10. Support Android pre-installed system: GPS navigation, QQ, WeChat, Facebook, Twitter, Skype GPS navigation, remote camera, google map, google store, google voice, etc. 11. Large memory: 4GB RAM + 64GB ROM 12. Supported frequency bands: - GSM: B2/B3/B5/B8 - WCDMA: B1/B2/B5/B8 - TD-SCDMA: B34/39 - LTE_FDD: B1/B2/B3/B5/B7/B8/B12/B17/B20 - LTE-TDD: B38/39/40/41