Body material:Zinc alloy bodyReal Back Cover ScrewsLCD:HD AMOLED Round 1.52Resolution:360X360TP:Full touchMain Chip:JL7012FRAM: 672KBExtended FLASH:128MbG-sensor:SC7A20HR sensor:Real Heart rate 3605on:3 on: switch on + function on+sport onRotate on:yesBluetooth: 5.3 BLEspeaker amplifier:Support Class A/B amplifier: 0.8Wspeaker:wire bondin speaker 0815motor:wire bonding motorMIC:wire bond MICCharging method: Wireless chargingBattery type:Polymer lithium battery 3.7V/320mAhStandby time:30 Day