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Technical details for
HTC Touch HDViewSonic ViewPad 4
HTC Touch HDHTC Touch HD
ManufactureHTCViewSonic
ModelTouch HDViewPad 4
Form factorBlockBlock
Weight147 gramNA
Dimensions (HxWxD)115 x 63 x 12121.00 x 66.00 x 11.00
Operating SystemWindows MobileAndroid
Networks2G - 850/900/1800/1900
3G - 900/2100
2G - 800/850/1800/1900
3G - 900/2100
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 outNoYes
USB portYesNo
MHLNoNo
BluetoothYesYes
Bluetooth versionNANA
DLNANoNo
GPSYesYes
GlonassNoNo
ANT+NoNo
IrDANoNo
NFCNoNo
3.5 mm audio connectorNoNo
CameraYesYes
Camera resolution5 megapixel, autofocus5 megapixel, autofocus
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightNoYes
Flash typeNANA
Video recordingYesYes
Video capture resolutionNANA
Second CameraNAVGA (640 x 480)
Display size3.8 inches4.10
TouchscreenYesYes
Colour displayYesYes
Number of colours6500016000000
Display width480480
Display height800800
PPI245.51227.55
Second DisplayNANA
CPUQualcomm MSM7201a 528 MHz1 GHz Qualcomm MSM 8255
GPUNANA
Memory288MB. Expandable with microSD card512 MB
Micro SIMNoNo
Dual SIMNoNo
MP3YesYes
Ringtones / Music file formatPolyphonic, •AAC, AAC+, eAAC+, AMR-NB, AMP3
JavaYesNo
GamesNAYes
FM RadioYesNo
Battery1350 mAhNA
Standby time (h)450NA
Talktime (m)390NA
Wireless ChargingNoNo
BrowserHTMLAndroid HTML Webkit
CalendarYesYes
VoicedialingNoYes
IP CodeNANA
Predictive textNoYes
RSS readerNoNo
VoicememoYesYes
PC SynchronizationYesNA
SyncMLNoYes
WebsiteWebsite Website 

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