NETWORK Technology GSM / HSPA / LTE 2G BANDS GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 3G BANDS HSDPA 850 / 900 / 1900 / 2100 4G BANDSLTE SPEEDS HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps GPRS yes EDGE yes RELEASED 2018, July BODY Dimensions156.2 x 75.6 x 8.2 mm (6.15 x 2.98 x 0.32 in) Weight168 g (5.93 oz) SIM Dual SIM (Nano-SIM, dual stand-by) DISPLAY Type IPS LCD capacitive touchscreen, 16M colors SIZE 6.2 inches, 95.9 cm2(~81.2% screen-to-body ratio) RESOLUTION 720 x 1520 pixels, 19:9 ratio (~271 ppi density) MULTITOUCH yes PLATFORM OS Android 8.1 (Oreo); ColorOS 5.1 CHIPSET ​​​​​​​Qualcomm SDM450 Snapdragon 450 (14 nm) CPU ​​​​​​​Octa-core 1.8 GHz Cortex-A53 GPU ​​​​​​​Adreno 506 MEMORY ​​​​​​​ microSD, up to 256 GB (dedicated slot) INTERNAL ​​​​​​​16 GB, 2 GB RAM MAIN CAMERA Dual13 MP, f/2.2, AF 2 MP, f/2.4, depth sensor FEATURES ​​​​​​​LED flash, HDR, panorama VIDEO 1080p@30fps SELFIE CAMERA Single8 MP, f/1.9 LOUDSPEAKERYes 3.5MM JACK yes​​​​​​​- Active noise cancellation with dedicated mic WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot BLUETOOTH 4.2, A2DP GPS Yes, with A-GPS RADIO​ ​​​​​​Stereo FM radio, recording USB microUSB 2.0, USB On-The-Go SENSORS Accelerometer, proximity, compass BATTEERY Non-removable Li-Ion 4230 mAh battery Brand OPPO SKU 100137346_NP-1020398408 Battery Capacity 4000 - 4999 mAh RAM Memory 2GB Camera Front (Megapixels) 8 MP Camera Back (Megapixels) 13 MP Screen Size (inches) 6 Inches & Above Model A3s