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Technical details for
ViewSonic ViewPad 4BenQ-Siemens C81
ViewSonic ViewPad 4ViewSonic ViewPad 4
ManufactureViewSonicBenQ-Siemens
ModelViewPad 4C81
Form factorBlockBlock
WeightNA90.00
Dimensions (HxWxD)121 x 66 x 11104.00 x 47.00 x 18.00
Operating SystemAndroidOther
Networks2G - 800/850/1800/1900
3G - 900/2100
2G - 900/1800/1900
HSCSDNoNo
GPRSYesYes
EDGEYesYes
UMTSYesNo
HSDPAYesNo
HSPA+NoNo
WiMAXNoNo
LTE (4G light)NoNo
WLAN / Wi-FiYesNo
Wi-Fi HotspotNoNo
Wi-Fi DirectNoNo
SMSYesYes
MMSYesYes
EmailYesYes
HDMI outYesNo
USB portNoNo
MHLNoNo
BluetoothYesYes
Bluetooth versionNANA
DLNANoNo
GPSYesNo
GlonassNoNo
ANT+NoNo
IrDANoNo
NFCNoNo
3.5 mm audio connectorNoNo
CameraYesYes
Camera resolution5 megapixel, autofocus1.3 Megapixels, 5x digital zoom
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightYesNo
Flash typeNANA
Video recordingYesYes
Video capture resolutionNANA
Second CameraVGA (640 x 480)NA
Display size4.1 inches1.80
TouchscreenYesNo
Colour displayYesYes
Number of colours16000000262144
Display width480132
Display height800176
PPI227.55122.22
Second DisplayNANA
CPU1 GHz Qualcomm MSM 8255NA
GPUNANA
Memory512 MB27 MB, Expandable with RS MMC
Micro SIMNoNo
Dual SIMNoNo
MP3YesYes
Ringtones / Music file formatMP3Polyphonic 64 voices
JavaNoYes
GamesYesYes
FM RadioNoYes
BatteryNALi-Ion 820 mAh
Standby time (h)NA300
Talktime (m)NA300
Wireless ChargingNoNo
BrowserAndroid HTML Webkit2.0
CalendarYesYes
VoicedialingYesNo
IP CodeNANA
Predictive textYesYes
RSS readerNoNo
VoicememoYesYes
PC SynchronizationNAYes
SyncMLYesNo
WebsiteWebsite Website 

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