Nokia Lumia 520

Display  :    4-inch Touchscreen                                       
Camera  :    5 MP Primary Camera

OS         :    Window Phone  8.1 OS

Processor : 1GHz Processor 

SOUND	Alert types	Vibration; MP3, WAV ringtones
	Loudspeaker	Yes
	3.5mm jack	Yes

FEATURES	OS	Microsoft Windows Phone 8, upgradeable to v8.1
	Chipset	Qualcomm MSM8227
	CPU	Dual-core 1 GHz
	GPU	Adreno 305
	Sensors	Accelerometer, proximity
	Messaging	SMS (threaded view), MMS, Email, Push Email, IM
	Browser	HTML5
	Radio	FM Radio
	GPS	Yes, with A-GPS, GLONASS
	Java	No
	Colors	Yellow, red, cyan, white/black
		- Active noise cancellation with dedicated mic - MP3/WAV/eAAC+/WMA player - MP4/H.264/H.263/WMV player - 15 GB free OneDrive storage - Document viewer - Video/photo editor - Voice memo/dial/commands Free Micromax Mobile

Conclusion ;- This Phone Information take From different sources so when you will purchase so contact to official site of nokia