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Technical details for
ViewSonic ViewPad 4Samsung Rex 80
ViewSonic ViewPad 4ViewSonic ViewPad 4
ManufactureViewSonicSamsung
ModelViewPad 4Rex 80
Form factorBlockBlock
WeightNA0.00
Dimensions (HxWxD)121 x 66 x 11102.00 x 58.00 x 11.50
Operating SystemAndroidOther
Networks2G - 800/850/1800/1900
3G - 900/2100
2G - 850/900/1800/1900
HSCSDNoNo
GPRSYesYes
EDGEYesYes
UMTSYesNo
HSDPAYesNo
HSPA+NoNo
WiMAXNoNo
LTE (4G light)NoNo
WLAN / Wi-FiYesYes
Wi-Fi HotspotNoNo
Wi-Fi DirectNoNo
SMSYesYes
MMSYesYes
EmailYesNo
HDMI outYesNo
USB portNoYes
MHLNoNo
BluetoothYesYes
Bluetooth versionNA3.0
DLNANoNo
GPSYesNo
GlonassNoNo
ANT+NoNo
IrDANoNo
NFCNoNo
3.5 mm audio connectorNoNo
CameraYesYes
Camera resolution5 megapixel, autofocus3.2 megapixel
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightYesNo
Flash typeNANA
Video recordingYesNo
Video capture resolutionNANA
Second CameraVGA (640 x 480)NA
Display size4.1 inches3.00
TouchscreenYesYes
Colour displayYesYes
Number of colours16000000NA
Display width480240
Display height800320
PPI227.55133.33
Second DisplayNANA
CPU1 GHz Qualcomm MSM 8255NA
GPUNANA
Memory512 MB20 MB user memory. Expandable with microSD card up to 16 GB
Micro SIMNoNo
Dual SIMNoYes
MP3YesYes
Ringtones / Music file formatMP3MP3, AAC, AAC+,
JavaNoNo
GamesYesNA
FM RadioNoNo
BatteryNA1000 mAh
Standby time (h)NANA
Talktime (m)NANA
Wireless ChargingNoNo
BrowserAndroid HTML WebkitOpera Mobile. NetFront Access
CalendarYesYes
VoicedialingYesNo
IP CodeNANA
Predictive textYesYes
RSS readerNoNo
VoicememoYesNo
PC SynchronizationNANo
SyncMLYesNo
WebsiteWebsite Website 

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