Nokia 110 ($ 41)

Features:
Audio3.5mm audio jack Speakerphone  

Specifications:

BuildDimensions110 x 46 x 14.5 mm 63 cc  
Weight80 g  
SIMDual-SIM  
ColorsBlack Magenta Lime Green Cyan  
Frequency2G BandSIM 1: GSM 900 / 1800
SIM 2: GSM 900 / 1800  
DisplayTechnologyTFT 56K colors  
Size1.8 inches  
Resolution128 x 160 pixels  
MemoryBuilt-in10MB built-in  
CardmicroSD Card (supports up to 32GB)  
Contacts1000 entries  
CameraMainVGA 640x480 pixels  
FeaturesVideo (176 x 144 15fps)  
FrontNo  
ConnectivityWLANNo  
Bluetoothv2.1 with EDR  
GPSNo  
RadioStereo FM radio with RDS + FM recording  
NFCNo  
DataGPRS  EDGE  
FeaturesAudio3.5mm audio jack Speakerphone  
BrowserWAP 1.1  
MessagingSMS(threaded view) MMS Email IM  
Gamesbuilt-in  
TorchNo  
ExtraOrganizer Voice memo  
BatteryStandbyUp to 636 h  
TalktimeUp to 10 h 30 min  
MusicplayUp to 27 h