Rivo Rhythm RX80 ($ 85)

Features:
SensorsAccelerometer, Compass, Proximity

Specifications:

BuildOSAndroid OS 5.0 (Lollipop)
Dimensions137.9 x 68.9 x 8.8 mm
WeightN/a
SIMDual-SIM, Dual Standby
ColorsBlack, White
Frequency2G BandSIM1: GSM 850 / 900 / 1800 / 1900
SIM2: GSM 850 / 900 / 1800 / 1900
3G BandWCDMA
ProcessorCPU1.3GHz Quad-Core
DisplayTechnologyIPS QHD Display
Size4.7 inches
Resolution960 x 540 pixels
MemoryBuilt-in8GB built-in, 1GB RAM
CardmicroSD card (supports up to 32GB)
CameraMain8MP, AutoFocus, LED Flash
FeaturesVideo
Front2.0 MP Camera
ConnectivityWLANWi-Fi 802.11 b/g/n
BluetoothYes
GPSNo
RadioFM Radio
USBmicroUSB
NFCNo
DataGPRS, EDGE, 3G
FeaturesSensorsAccelerometer, Compass, Proximity
Audio3.5mm audio jack, Speakerphone
BrowserHTML5
MessagingSMS (threaded view), MMS, Email, Push Email
GamesBuilt-in + downloadable
TorchYes
ExtraMaps, Gmail, Youtube, MP4/WMV/H.264/H.263 player, MP3/AAC/WMA/WAV player
BatteryCapacity2000 mAh