Asus Zenfone 3S Max ZC521TL Spec Informations:

Dimensions: 8.9 mm thickness
Weight: 175 g
SoC: Mediatek MT6750
CPU: 21.5 GHz Cortex-A53, Cores: 8
GPU: Mali-T860MP2
RAM: 3 GB,
Storage: 32 GB, 64 GB
Memory cards: microSD, up to 256 GB (uses SIM 2 slot)
Display: 5.2 inch, IPS LCD, 720 x 1280 pixels (~282 ppi pixel density)
Battery: 5000 mAh, Li-Polymer
OS: Android 7.0 (Nougat)
Camera: Front camera:8.0MP, Rear camera:13 MP, f/2.0,
SIM card: Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
Wi-Fi: Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
USB: microUSB 2.0, USB On-The-Go
Bluetooth: 4.0, A2DP, EDR
Positioning:  Yes, with A-GPS, GLONASS, BDS

Colors:
Gold

Body materials:
Metal
Glass