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Technical details for
BenQ-Siemens C81Samsung T-mobile Sidekick 4G
BenQ-Siemens C81BenQ-Siemens C81
ManufactureBenQ-SiemensSamsung
ModelC81T-mobile Sidekick 4G
Form factorBlockQWERTY Slider
Weight90 gramNA
Dimensions (HxWxD)104 x 47 x 18123.00 x 62.00 x 16.00
Operating SystemOtherAndroid
Networks2G - 900/1800/1900
2G - 850/900/1800/1900
3G - 1700/2100
HSCSDNoNo
GPRSYesYes
EDGEYesYes
UMTSNoYes
HSDPANoYes
HSPA+NoYes
WiMAXNoNo
LTE (4G light)NoNo
WLAN / Wi-FiNoYes
Wi-Fi HotspotNoNo
Wi-Fi DirectNoNo
SMSYesYes
MMSYesYes
EmailYesYes
HDMI outNoNo
USB portNoYes
MHLNoNo
BluetoothYesYes
Bluetooth versionNANA
DLNANoNo
GPSNoYes
GlonassNoNo
ANT+NoNo
IrDANoNo
NFCNoNo
3.5 mm audio connectorNoYes
CameraYesYes
Camera resolution1.3 Megapixels, 5x digital zoom3.2 megapixel, autofocus
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightNoNo
Flash typeNANA
Video recordingYesYes
Video capture resolutionNANA
Second CameraNAVGA (640 x 480)
Display size1.8 inches3.50
TouchscreenNoYes
Colour displayYesYes
Number of colours262144NA
Display width132480
Display height176800
PPI122.22266.56
Second DisplayNANA
CPUNA1 GHz Cortex A8 Hummingbird by Samsung
GPUNANA
Memory27 MB, Expandable with RS MMCNA
Micro SIMNoNo
Dual SIMNoNo
MP3YesYes
Ringtones / Music file formatPolyphonic 64 voicesMP3
JavaYesNo
GamesYesYes
FM RadioYesNo
BatteryLi-Ion 820 mAhNA
Standby time (h)300NA
Talktime (m)300NA
Wireless ChargingNoNo
Browser2.0Android HTML Webkit
CalendarYesYes
VoicedialingNoNo
IP CodeNANA
Predictive textYesYes
RSS readerNoYes
VoicememoYesYes
PC SynchronizationYesYes
SyncMLNoYes
WebsiteWebsite Website 

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