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Technical details for
ViewSonic ViewPad 4Apple iPhone 4
ViewSonic ViewPad 4ViewSonic ViewPad 4
ManufactureViewSonicApple
ModelViewPad 4iPhone 4
Form factorBlockBlock
WeightNA137.00
Dimensions (HxWxD)121 x 66 x 11115.00 x 58.00 x 9.00
Operating SystemAndroidOther
Networks2G - 800/850/1800/1900
3G - 900/2100
2G - 850/900/1900/2100
3G - 850/900/1800/2100
HSCSDNoNo
GPRSYesYes
EDGEYesYes
UMTSYesYes
HSDPAYesYes
HSPA+NoNo
WiMAXNoNo
LTE (4G light)NoNo
WLAN / Wi-FiYesYes
Wi-Fi HotspotNoNo
Wi-Fi DirectNoNo
SMSYesYes
MMSYesYes
EmailYesYes
HDMI outYesNo
USB portNoYes
MHLNoNo
BluetoothYesYes
Bluetooth versionNANA
DLNANoNo
GPSYesYes
GlonassNoNo
ANT+NoNo
IrDANoNo
NFCNoNo
3.5 mm audio connectorNoYes
CameraYesYes
Camera resolution5 megapixel, autofocus5 megapixels, autofocus, geo-tagging
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightYesYes
Flash typeNANA
Video recordingYesYes
Video capture resolutionNANA
Second CameraVGA (640 x 480)VGA (640 x 480)
Display size4.1 inches3.50
TouchscreenYesYes
Colour displayYesYes
Number of colours16000000NA
Display width480640
Display height800960
PPI227.55329.65
Second DisplayNANA
CPU1 GHz Qualcomm MSM 8255800 MHz A4 Cortex-A8
GPUNAPowerVR SGX 535
Memory512 MB512 MB RAM
Micro SIMNoNo
Dual SIMNoNo
MP3YesYes
Ringtones / Music file formatMP3MP3, AAC, AIFF, WAV, Apple Lossless
JavaNoNo
GamesYesNA
FM RadioNoNo
BatteryNA1420 mAh
Standby time (h)NA300
Talktime (m)NA840
Wireless ChargingNoNo
BrowserAndroid HTML WebkitWebKit
CalendarYesYes
VoicedialingYesYes
IP CodeNANA
Predictive textYesYes
RSS readerNoNo
VoicememoYesYes
PC SynchronizationNAYes
SyncMLYesNo
WebsiteWebsite Website 

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