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Technical details for
Samsung SGH-X640LG Optimus 4X HD
Samsung SGH-X640Samsung SGH-X640
ManufactureSamsungLG
ModelSGH-X640Optimus 4X HD
Form factorBlockBlock
Weight85 gram130.00
Dimensions (HxWxD)87 x 47 x 23133.00 x 68.00 x 9.00
Operating SystemOtherAndroid
Networks2G - 900/1800/1900
2G - 850/900/1800/1900
3G - 900/1900/2100
HSCSDNoNo
GPRSYesYes
EDGENoYes
UMTSNoYes
HSDPANoYes
HSPA+NoYes
WiMAXNoNo
LTE (4G light)NoNo
WLAN / Wi-FiNoYes
Wi-Fi HotspotNoYes
Wi-Fi DirectNoNo
SMSYesYes
MMSYesYes
EmailNoYes
HDMI outNoYes
USB portNoYes
MHLNoNo
BluetoothNoYes
Bluetooth versionNA4.0
DLNANoYes
GPSNoYes
GlonassNoNo
ANT+NoNo
IrDANoNo
NFCNoNo
3.5 mm audio connectorNoYes
CameraYesYes
Camera resolution0.3 Megapixels (640x480), 4x digital zoom8 megapixel, autofocus
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightNoYes
Flash typeNANA
Video recordingNoYes
Video capture resolutionNA1080p
Second CameraNANA
Display size0 inches4.70
TouchscreenNoYes
Colour displayYesYes
Number of colours6500016700000
Display width128720
Display height1601280
PPINA312.47
Second DisplayNANA
CPUNA1.5 GHz quad-core Nvidia Tegra 3
GPUNANA
Memory9.5 MB1 GB RAM, 16 GB internal storage
Micro SIMNoNo
Dual SIMNoNo
MP3NoYes
Ringtones / Music file formatPolyphonic 40 voicesMP3
JavaYesNo
Games2Yes
FM RadioNoYes
BatteryNA2140 mAh
Standby time (h)220NA
Talktime (m)210NA
Wireless ChargingNoNo
Browser2.0Android HTML Webkit
CalendarYesYes
VoicedialingNoYes
IP CodeNANA
Predictive textYesYes
RSS readerNoYes
VoicememoYesYes
PC SynchronizationNoYes
SyncMLNoYes
WebsiteWebsite Website 

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