Rivo Phantom PZ4 ($ 75)

Features:
SensorsAccelerometer, Compass, Proximity

Specifications:

BuildOSAndriod 6.0 Marshmallow
Dimensions144 x 72 x 10mm
WeightN/a
SIMDual-SIM, Dual Standby
ColorsVarious
Frequency2G BandSIM1: 850 / 900/ 1800/ 1900
SIM2: 850 / 900/ 1800/ 1900
3G BandWCDMA / 2100
4G BandLTE
ProcessorCPU1.3 GHz Quad-Core
ChipsetMTK 6735M
DisplayTechnologyFWVGA Display
Size5.0 inches
Resolution480 x 854 pixels
MemoryBuilt-in8GB built-in, 1GB RAM
CardmicroSD card (Support up to 64GB)
CameraMain8 MP, autofocus, LED Flash
FeaturesVideo
Front2 MP Camera
ConnectivityWLANWi-Fi 802.11 b/g/n, hotspot
Bluetoothv4.0 with A2DP
GPSNo
RadioFM Radio
USBmicroUSB v2.0
NFCNo
DataGPRS, EDGE, 3G (HSPA 42.2/5.76 Mbps), 4G LTE
FeaturesSensorsAccelerometer, Compass, Proximity
Audio3.5mm audio jack, Speakerphone
BrowserHTML5
MessagingSMS (threaded view), MMS, Email, Push Email
Gamesbuilt-in + downloadable
TorchYes
ExtraDual Sim, Dual Stand-by, Browser Internet, Games, Auto Call Recording, Call and SMS Block, Mobile Tracker, World ClockGoogle Search, Maps, Gmail, Youtube, Calendar, ecording, MP4/WMV/H.264/H.263 player, MP3/AAC/WMA/WAV player, Google Talk
BatteryCapacity2500 mAh
Standbyup to 10 days
Talktimeup to 5 hrs