Asus zenfone is a good phone at this price. This a very nice piece at this price. A drawback about this phone was that the battery backup is not so gud expect this I didnt faced any problem using this phone. The phone doesnt bother in downloads. The design n look of the phone is good.
Specifications:
Weight: 170g
Sim: dual Sim(micro)
Internal: 16GB
RAM: 2GB
4G: Yes
Size: 5.5 inches
Multi touch: yes
Protection: corning gorilla glass 4
Os: Android OS v5.0(lollipop)
Card slot: microSD, Up to 128GB
Primary camera: 13MP dual LED
Secondary camera: 5MP, Auto focus
Browser: HTML5
JAVA: no
Battery: 3000 mAh
Colors: black, white, red, silver, gold
USB: microUSBv2.0
GPS: yes
Loud speaker: yes
Video: 1080@30fps