Rainbuvvy PG999 4G Smartwatch 1.54 Inch Android 8.1 Dual Camera RAM 2GB ROM 16GB WIFI GPS 800mAh Single SIM Smart Watch Phone

Product name: 4G smart watch Screen: 1.54-inch high-definition round screen with 360*360 resolution Touch screen: G+F capacitive screen System: Android 8.1 operating system Camera: HD Dual Camera 3MP + 8MP CPU model: quad-core SC9832E CPU frequency: 1.4GHz quad-core SIM card type: Nano SIM card SIM card slot: single SIM RAM: 2GB/4GB ROM: 16GB/64GB Bluetooth: 4.2 Battery: 800mAh Face ID: NO Functions: heart rate, blood oxygen, blood pressure measurement, GPS navigation, Google Maps, Google Store WIFI wireless fast access, step counting, multiple sports modes, support WIFI 2.4G/5G, answer calls, dial, remote control, push messages, etc. Network mode: GSM/WCDMA/TDS-CDMA/LTE Frequency band: 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 Built-in: Facebook, Messenger, Line, Bing, PayPal, Gayle, WhatsApp, Twitter, Instagram, Telegram, Chrome, Outlook, etc. Watch size: 51*51*15.4mm Data interface: 4pin magnetic charging, support USB function. packing list: watch x1 Data cable x1 Manual x1 box x1