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Technical details for
ViewSonic ViewPad 4Nokia Lumia 520
ViewSonic ViewPad 4ViewSonic ViewPad 4
ManufactureViewSonicNokia
ModelViewPad 4Lumia 520
Form factorBlockBlock
WeightNA124.00
Dimensions (HxWxD)121 x 66 x 11119.90 x 64.00 x 9.90
Operating SystemAndroidWindows Phone 8
Networks2G - 800/850/1800/1900
3G - 900/2100
2G - 850/900/1800/1900
3G - 850/1900/2100
HSCSDNoNo
GPRSYesYes
EDGEYesYes
UMTSYesYes
HSDPAYesYes
HSPA+NoYes
WiMAXNoNo
LTE (4G light)NoNo
WLAN / Wi-FiYesYes
Wi-Fi HotspotNoNo
Wi-Fi DirectNoNo
SMSYesYes
MMSYesYes
EmailYesYes
HDMI outYesNo
USB portNoYes
MHLNoNo
BluetoothYesYes
Bluetooth versionNA3.0
DLNANoNo
GPSYesYes
GlonassNoYes
ANT+NoNo
IrDANoNo
NFCNoNo
3.5 mm audio connectorNoYes
CameraYesYes
Camera resolution5 megapixel, autofocus5 megapixel, autofocus, 4x digital zoom, f/2.4, 28 mm
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightYesNo
Flash typeNANA
Video recordingYesYes
Video capture resolutionNA720p
Second CameraVGA (640 x 480)NA
Display size4.1 inches4.00
TouchscreenYesYes
Colour displayYesYes
Number of colours1600000016777216
Display width480480
Display height800800
PPI227.55233.24
Second DisplayNANA
CPU1 GHz Qualcomm MSM 82551 GHz dual-core Qualcomm Snapdragon S4 MSM8227
GPUNAAdreno 305
Memory512 MB512 MB RAM. 8 GB internal storage. Expandable with additional 64 GB using microSD card
Micro SIMNoYes
Dual SIMNoNo
MP3YesYes
Ringtones / Music file formatMP3MP3, AAC, AAC+, eAAC+, WMA
JavaNoNo
GamesYesNA
FM RadioNoNo
BatteryNA1430 mAh
Standby time (h)NA360
Talktime (m)NA888
Wireless ChargingNoNo
BrowserAndroid HTML WebkitInternet Explorer 10
CalendarYesYes
VoicedialingYesYes
IP CodeNANA
Predictive textYesYes
RSS readerNoNo
VoicememoYesYes
PC SynchronizationNAYes
SyncMLYesYes
WebsiteWebsite Website 

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