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Technical details for
HTC ThunderboltHTC J Butterfly HTL21
HTC ThunderboltHTC Thunderbolt
ManufactureHTCHTC
ModelThunderboltJ Butterfly HTL21
Form factorBlockBlock
WeightNA140.00
Dimensions (HxWxD)118 x 65 x 143.00 x 71.00 x 9.10
Operating SystemAndroidAndroid
Networks2G - 800/1900
3G - CDMA2000 1xEV-DO
3G - CDMA2000 1xEV-DO
HSCSDNoNo
GPRSNoNo
EDGENoNo
UMTSNoNo
HSDPANoNo
HSPA+NoNo
WiMAXNoNo
LTE (4G light)YesYes
WLAN / Wi-FiYesYes
Wi-Fi HotspotNoYes
Wi-Fi DirectNoNo
SMSYesYes
MMSYesYes
EmailYesYes
HDMI outNoNo
USB portYesYes
MHLNoNo
BluetoothYesYes
Bluetooth versionNA4.0
DLNAYesNo
GPSNoYes
GlonassNoYes
ANT+NoNo
IrDANoNo
NFCNoYes
3.5 mm audio connectorYesYes
CameraYesYes
Camera resolution8 megapixel, autofocus8 megapixel
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightYesYes
Flash typeNALED
Video recordingYesYes
Video capture resolutionNA1080p
Second Camera1.3 megapixel2.1 megapixel
Display size4.3 inches5.00
TouchscreenYesYes
Colour displayYesYes
Number of colours1600000016777216
Display width4801080
Display height8001920
PPI216.97440.58
Second DisplayNANA
CPU1 GHz Qualcomm MSM 86551.5 GHz quad-core, Qualcomm Snapdragon S4 APQ8064 - MDM9615
GPUNANA
Memory768 MB. 8 GB storage. Expandable up to 32 GB with microSD card2 GB RAM. 16 GB internal storage
Micro SIMNoNo
Dual SIMNoNo
MP3YesYes
Ringtones / Music file formatMP3MP3, AAC, AAC+, eAAC+, WMA, WAV
JavaNoNo
GamesYesYes, downloadable
FM RadioYesNo
Battery1400 mAh2020
Standby time (h)NANA
Talktime (m)NANA
Wireless ChargingNoNo
BrowserAndroid HTML WebkitAndroid HTML Webkit
CalendarYesYes
VoicedialingNAYes
IP CodeNAIPX5
Predictive textYesYes
RSS readerNoYes
VoicememoYesYes
PC SynchronizationNAYes
SyncMLYesYes
WebsiteWebsite Website 

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