Infinix S2 ($ 177)

Features:
SensorsAccelerometer Compass Proximity FingerPrint  

Specifications:

BuildOSAndroid v6.0 Marshmallow  
DimensionsN/a  
WeightN/A  
SIMDual Sim Dual Standby (Micro-SIM)  
ColorsVarious  
Frequency2G BandSIM1: GSM 850 / 900 / 1800 / 1900
SIM2: GSM 850 / 900 / 1800 / 1900  
3G BandHSPA 850 / 900 / 1900 / 2100  
4G BandLTE  
ProcessorCPU1.3 Ghz Octa Core  
ChipsetMediaTek MT6753  
GPUMali T-720  
DisplayTechnologyIPS LCD Touchscreen 16M Colors Multitouch  
Size5.2 Inches  
Resolution720 x 1280 Pixels (~282 PPI)  
MemoryBuilt-in16GB Built-in 2GB RAM  
CardmicroSD Card (supports upto 128GB)  
CameraMain13 MP Dual LED Flash  
Features1080p video  
FrontDual 13 MP + 8 MP  
ConnectivityWLANWi-Fi 802.11 b/g/n hotspot  
Bluetoothv4.0 A2DP  
GPSYes + A-GPS support  
RadioFM Radio  
USBmicroUSBv2.0  
NFCNo  
DataGPRS Edge 3G 4G  
FeaturesSensorsAccelerometer Compass Proximity FingerPrint  
Audio3.5mm Audio Jack Speaker Phone  
BrowserHTML5  
MessagingSMS(threaded view) MMS Email Push Mail IM  
GamesBuilt-in + Downloadable  
TorchYes  
ExtraPhoto/video editor Document viewer Google Search Maps Gmail Document viewer  
BatteryCapacityLi-ion 3000 mAh