Oppo N1 mini ($ 0)

Features:
SensorsAccelerometer, Proximity

Specifications:

BuildOSAndroid 4.3 (Jelly Bean)
UIColor OS 1.4
Dimensions148.4 x 72.2 x 9.2 mm
Weight150 g
SIMSingle SIM (Micro-SIM)
ColorsWhite
Frequency2G BandSIM1: GSM 850 / 900 / 1800 / 1900
3G BandHSDPA 850 / 900 / 1900 / 2100
4G BandLTE band 1(2100), 3(1800), 4(1700/2100), 7(2600)
ProcessorCPUQuad core 1.6 GHz Cortex A7
ChipsetQualcomm Snapdragon 400
GPUAdreno 305
DisplayTechnologyIPS LCD capacitive touchscreen, 16M colors, Multitouch
Size5.0 Inches
Resolution720 x 1280 Pixels (~294 PPI)
MemoryBuilt-in16GB built-in, 2 GB RAM
CardNo
CameraMain13MP, autofocus, LED flash
Features1/3.2" sensor size, rotating lens, Geo-tagging, touch focus, face detection, panorama, HDR, Video (1080p@30fps)
Front13 MP, autofocus, LED flash
ConnectivityWLANWi-Fi 802.11 Wi-Fi hotspot
Bluetoothv4.0, A2DP
GPSYes + A-GPS support
RadioNo
USBmicroUSB v2.0, USB Host
NFCNo
DataGPRS, EDGE, 3G, 4G
FeaturesSensorsAccelerometer, Proximity
Audio3.5mm Audio Jack, MP4/WMV/H.264 player, MP3/WAV/eAAC+/FLAC player, Speaker Phone
BrowserHTML5
MessagingSMS(threaded view), MMS, Email, Push Mail, IM
Gamesbuilt-in + downloadable
TorchYes
ExtraGoogle Search, Maps, Gmail, You Tube, Calendar
BatteryCapacity(Li-ion Non removable) 2140 mAh Battery