GFive Smart 1 ($ 31)

Features:
Audio3.5mm audio jack

Specifications:

BuildOSAndroid 4.4 (Kit Kat)
DimensionsN/a
WeightN/a
SIMDual-SIM, Dual Standby
ColorsBlack
Frequency2G BandSIM1: 850 / 900 / 1800 / 1900
SIM2: 850 / 900 / 1800 /1900
3G BandWCDMA
ProcessorCPU1.0 GHZ Dual-Core, ARM Cortex-A7
ChipsetMTK6572
DisplayTechnologyWVGA Capacitive touch Screen
Size4.0 inches
Resolution800 x 480 pixels
MemoryBuilt-in2 GB built-in, 256MB RAM
CardMicroSD (Support upto 32 GB)
CameraMain2.0 MP, Flash Light
FeaturesVideo
FrontVGA
ConnectivityWLANYes
BluetoothYes
GPSNo
RadioFM radio
USBYes
NFCNo
DataGPRS, EDGE, 3G
FeaturesAudio3.5mm audio jack
BrowserHTML
MessagingSMS, MMS, Email, IM
GamesBuilt-in
TorchYes
ExtraG-Cloud, Navigation, Maps, Voice search, We Chat, skype, Calendar, Calculator, Tasks, Document organiser
BatteryCapacityN/a