ZTE Small Fresh 4 has been unveiled today. It is the successor to the Small Fresh 3, a smartphone launched last year. The new device has: 

octa-core 1.5GHz SoC (MediaTek MT6753) 

a 5.2-inch full HD display

2 GB of RAM 

16 GB expandable internal memory 

2,450 mAh battery 

13 MP rear camera 

5 MP front camera. 

It costs around $163 in China.