General
Model Name : Asus Zenfone 3s Max ZC521TL    
Announced : 2017, Feb    
SIM Type : Dual SIM    
SIM Size : Micro SIM & Nano SIM    
Color in Available : Sand Gold, Black    
Hybrid Sim Slot : YES    
Display
Type : IPS Capacitive Touchscreen    
Size : 5.2 inches (--75% screen-to-body ratio)    
Resolution : 1280 x 720 Pixels    
Display colors : 16 M colors    
Multitouch : YES, 5 Points    
Protection : --    
Other feature : Contrast Ratio: 16:9, Glare Type, Wide Active Matrix, On Cell 2.5D Glass, 400nits brightness, Bluelight Filter for Eye Care    
Network & Connectivity
Network Technology : GSM / HSPA / LTE    
2G : GSM 850 / 900 / 1800 / 1900    
3G : HSDPA 850 / 900 / 1900 / 2100 - Global, HSDPA 850 / 900 / 2100 - India    
4G : LTE band 1(2100), 3(1800), 5(850), 8(900), 40(2300)    
SIM 1 : -    
SIM 2 : -    
Speed : HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps    
GPRS : YES    
EDGE : YES    
WLAN : Wi-Fi 802.11 a/b/g/n/ac, Dual-band, WiFi Direct, Hotspot    
Bluetooth : 4.0, A2DP, EDR    
GPS : Yes, with A-GPS, GLONASS    
NFC : NO    
Infrared : NO    
Radio : YES    
USB : USB 2.0    
Camera Description
Primary : 13 MP, f/2.0, AutoFocus, Dual-LED    
Features : Back Light (HDR) Mode, Low Light Mode, Manual Mode, Photo Effect Mode, Selfie Mode, Time Lapse Mode, Panorama Mode    
Video Recording : YES    
Secondary : 8 MP, Fix Focus, Night Mode    
Frame Rate : 30 fps    
Storage
RAM Size : 3 GB    
Internal : 32 GB    
Expandable Storage : up-to 1 TB    
Card slot : microSD    
Operating System
Operating System : Android v7.0.0 Nougat    
Processor
Processor Brand : Mediatek MT6750    
Processor Speed : 1.5 GHz    
Core : Octa Core    
GPU : Mali-T860MP2    
Operating Frequency : GSM - 850 / 900 / 1800 / 1900 MHz Bands (5 / 8 / 3 / 2); WCDMA - Bands (1 / 2 / 5 / 8); TD-SCDMA - Bands (34 / 39); 4G LTE (FDD) - Bands (1 / 3 / 5 / 7), LTE (TDD) - Bands (38 / 39 / 40 / 41)    
Sensors
Sensors : Accelerator, E-Compass, Gyroscope, Proximity sensor, Ambient light sensor, Fingerprint    
Multimedia & Sound
Audio Formats : MP3, M4A, WAV, AMR, WMA, OGG, AAC, MID    
Video Formats : MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM    
Alert Types : Vibration; MP3, Wav Ringtones    
Loudspeaker : YES    
3.5mm jack : YES    
Battery
Battery Capacity : 5000 mAh    
Battery Type : Li-Po    
Removable Battery : NO    
Fast battery charging : NO    
Battery Backup : -    
Other Features
Fingerprint Sensor : YES    
Java : NO    
Messaging : YES, SMS, MMS    
Browse Type : HTML5    
Others : -    
Dimension & Weight
Width : 73.7 mm    
Height : 149.5 mm    
Depth : 8.85 mm    
Weight : 175 G