Unlocked for Worldwide use Please ensure local area network is compatible click here for Network Frequency of your country General Specification Brand Rogbid Model Brave 3 Bluetooth Version BT 4 1 Operating System Android 9 1 Operating Mode Full Touch Press Button Camera 2MP Front Camera 5MP Side Camera APP Name GaoFit APP Language Simplified Chinese English Italian French German Spanish Portuguese Russian Japanese Thai Arabic Korean Greek Korean Dutch Vietnamese Filipino Danish Ukrainian Norwegian Turkish Watch Language Arabic Chinese Simplified Chinese Traditional Dutch English French German Italian Portuguese Spanish Croatian Czech Danish Indonesian Japanese Korean Malay Polish Russian Turkish Slovak Burmese Cambodian Estonian NepaliTechnical Parameters Hardware RAM 4GB ROM 64GB Network Network type All Netcom 4G LTE TDDLTE FDDLTE Frequency TDD LTE B38 2600MHZ B39 1900 B40 2300 B41 2500 FDD LTE B1 2100 B2 1900 B3 1800 B5 850 B7 2600 B8 900 B12 700 B17 700 B20 800 WCDMA B1 2100 B5 850 B2 1900 GSM B2 1900 B3 1800 B5 850 B8 900 Wifi Support SIM Card Nano SIM GPS Support Display Size 1 99 inch Type TFT Resolution 400 454pixels Sensor G sensor Heart Rate Sensor Battery Battery Capacity 1000mAh Standby Time About 1 2 days Charging Time About 3 hours Charging Type Magnetic chargingSpecial Features Waterproof Life Waterproof Menu Phone Contacts SMS Settings Heart Rate Sleep Browser Camera Gallery