Lenovo A536 ($ 0)

Features:
SensorsAccelerometer Proximity  

Specifications:

BuildOSAndroid OS v4.4.2 (KitKat)  
Dimensions139.6 x 72 x 10 mm  
Weight148 g  
SIMDual-SIM Dual Standby  
ColorsBlack White  
Frequency2G BandSim1: 900 / 1800 / 1900
Sim2: 900 / 1800 / 1900  
3G BandHSDPA 900 / 2100  
ProcessorCPU1.3 GHz Quad-core Cortex-A7  
ChipsetMediatek MT6582M  
GPUMali-400MP2  
DisplayTechnologyCapacitive touchscreen 16M colors Multitouch  
Size5.0 inches  
Resolution480 x 854 pixels (~196 ppi pixel density)  
MemoryBuilt-in8GB built-in  1GB RAM  
CardmicroSD card(supports uo to 32 GB)  
CameraMain5 MP 2592 x 1944 pixels autofocus LED flash  
FeaturesGeo-tagging Video  
Front2 MP  
ConnectivityWLANWi-Fi 802.11 b/g/n Wi-Fi hotspot  
Bluetoothv4.0  
GPSYes + A-GPS support  
RadioFM radio  
USBmicroUSB v2.0  
NFCNo  
DataGPRS  EDGE 3G (HSPA 21.1/5.76 Mbps)  
FeaturesSensorsAccelerometer Proximity  
Audio3.5mm audio jack  
BrowserHTML  
MessagingSMS (threaded view) MMS Email Push Mail IM  
TorchYes  
ExtraOrganizer Document viewer Photo viewer/editor Voice memo/dial google Search Maps Gmail YouTube Calendar Google Talk  
BatteryCapacity2000 mAh  
Standbyup to 300 hrs  
TalktimeUp to 15 hrs 30 min