Samsung always give good gadget. Galaxy tab 2 is awesome gadget. It run android operating system. Battery backup is good. Almost all high-end game are run smoothly. It is 3G enable device. It can support sim card and micro sd. Large high quality 7 inc screen. Brightness is good. No other tab beat this device in thish price range.
SPECIFICATION-
Released 2012, April
NETWORK
Technology GSM / HSPA
BODY
Dimensions 193.7 x 122.4 x 10.5 mm ( 7.63 x 4.82 x 0.41 in)
Weight 345 g ( 12.17 oz)
SIM Mini-SIM
DISPLAY
Type- PLS LCD capacitive touchscreen, 16M colors
Size 7.0 inches ( ~58.2% screen-to-body ratio)
Resolution- 600 x 1024 pixels ( ~170 ppi pixel density)
TouchWiz UX UI
PLATFORM
OS Android OS, v4.0.3 ( Ice Cream Sandwich) , v4.1.1, upgradable to v4.2.2 ( Jelly Bean)
Chipset TI OMAP 4430
CPU Dual-core 1.0 GHz
GPU PowerVR SGX540
MEMORY
Card slot microSD, up to 32 GB ( dedicated slot)
Internal 8/16/32 GB, 1 GB RAM
CAMERA
Primary 3.15 MP
Features Geo-tagging, smile detection
Video 720p@30fps
Secondary VGA
SOUND
Alert types Vibration; MP3, WAV ringtones
Loudspeaker Yes, with stereo speakers
3.5mm jack Yes
COMMS
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth v3.0, A2DP
GPS Yes, with A-GPS, GLONASS
Radio No
USB v2.0, USB Host
FEATURES
Sensors Accele_45rometer, gyro, proximity, compass
Messaging SMS( threaded view) , MMS, Email, Push Email, IM
Browser HTML5, Adobe Flash
Java No
MP4/DivX/H.264/WMV player
MP3/WAV/eAAC+ /WMA/Flac player
Photo/video edBrianbalakumaranr
Document viewer
BATTERY
Non-removable Li-Ion 4000 mAh battery
Stand-by Up to 1190 h ( 2G) / Up to 1080 h ( 3G)
Talk time Up to 40 h ( 2G) / Up to 20 h ( 3G)
MISC
Colors Black, White, Red
SAR EU 0.71 W/kg ( head)