Product A55 Pro OS Android 11.0 Color Black, Green, Blue, White Weight 197g Dimensions 164.75*76.7*9.2MM Screen Panel type IPS Display resolution 720*1600 Screen size 6.528 inch Viewing angle (H/V) Full angle Connectivity WIFI IEEE 802.11 b/g/n/ac, 2.4G/5G dual-band Bluetooth V4.1 2G B2(1900), B3(1800), B5(850), B8(900) 3G WCDMA: B1/B8 4G FDD: B1/B3/B7/B8/B20 TDD: B40 If you don"t know the frequency your country supports, please click here. Hardware CPU MediaTek MT6762V(Helio P22) Octa Core CPU Clock 4*cortex-A53@ 2.0GHz/4*cortex-A53@ 1.5GHz GPU IMG GE8320 650MHz RAM 4GB RAM Type DDR3 ROM 64GB ROM Type EMMC TF Card Slot Support Max TF Card Capacity 1TB USB micro USB Camera Front Camera 5.0MP Front Camera Sensor GC5025H-MCDC0 Front Camera Aperture F2.2 Rear Camera 13.0MP Rear Camera Sensor IMX258 Rear Camera Aperture F1.85 Rear Flash YES Power Battery Capacity 4780mAh Max Charging Current 5V 1A Multi-media Video mp4\3Gp\mov\mkv Audio flac\ape\ac Image jpeg\png\gif\bmp Features GPS GPS+GLONASS+BEIDOU+GALILEO Sensors G-sensor /P-sensor /L-sensor Motor Cylindrical motor Gesture NO Gyroscope NO Magnetic NO Hall NO Fingerprint YES RGB NO NFC NO Hotkont NO Coulomb Counter NO Wireless Charging NO Sim-Card Type two nano card ,one TF card FM YES OTG NO Earphones Jack Type 3.5mm Jack