QMobile CS1 ($ 127)

Features:
SensorsAccelerometer Compass Proximity  

Specifications:

BuildOSAndroid v7.0 Nougat  
Dimensions145.3 x 71.2 x 8.1 mm  
Weight157 g  
SIMDual Sim (Micro-SIM)  
ColorsBlack Gold  
Frequency2G BandSIM1: GSM 850 / 900 / 1800 / 1900
SIM2: GSM 850 / 900 / 1800 / 1900  
3G BandHSPA 850 / 900 / 1900 / 2100  
4G BandLTE  
ProcessorCPU1.3 Ghz Quad Core  
ChipsetMedia Tek MT6737  
GPUMali T-720  
DisplayTechnologyIPS LCD capacitive Touchscreen 16M Colors Multitouch up to 3 fingers  
Size5.2 Inches  
Resolution720 x 1280 Pixels (~282 PPI)  
Extra Features2.5D curved glass  
MemoryBuilt-in32GB Built-in 3GB RAM  
CardmicroSD Card (supports upto 64GB)  
CameraMain13 MP autofocus LED flash  
FeaturesGeo-tagging Beauty Mode HDR Video (720p@30fps)  
Front8 MP LED flash  
ConnectivityWLANWi-Fi 802.11 b/g/n hotspot  
Bluetoothv4.0 with A2DP  
GPSYes + A-GPS support  
RadioFM Radio  
USBmicroUSB  
NFCNo  
DataGPRS Edge 3G (HSPA 42.2/5.76 Mbps) 4G (LTE Cat4 150/50 Mbps)  
FeaturesSensorsAccelerometer Compass Proximity  
Audio3.5mm Audio Jack MP4/H.264 player MP3/WAV/eAAC+ player Speaker Phone  
BrowserHTML5  
MessagingSMS(threaded view) MMS Email Push Mail IM  
GamesBuilt-in + Downloadable  
TorchYes  
ExtraDocument viewer Photo viewer/editor Google Search Maps Gmail Voice memo/dial/commands Calendar  
BatteryCapacity(Li-ion Non removable) 3000 mAh