Nokia Lumia 521 4G RM-917 MetroPCS Unlocked GSM Windows Smartphone - White (Non Retail Package)

This compact, affordable Windows Phone sports a memory card slot, 5-megapixel camera, removable battery, and integration with XBox, Windows 8, and SkyDrive

Specs

Modes
WCDMA 850 / 1700 / 1900
GSM 850 / 900 / 1800 / 1900
520 has WCDMA 900, 2100 instead of 1700
Weight 4.39 oz (124 g)
Dimensions 4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm)
Battery Talk: 9.6 hours max. (576 minutes)
Standby: 360 hours max. (15 days)
1430 mAh, Removable
Display Type: LCD (Color TFT/TFD)
Resolution: 480 x 800 pixels
4" diagonal
Colors: 16.7 million (24-bit)
IPS
OS / Platform Windows Phone
version 8
Processor 1 GHz Qualcomm Snapdragon S4 MSM8270
Memory 8 GB internal storage, raw hardware
7.2 GB internal storage, available to user
512 MB RAM