samsung galaxy grand duos white

i want to sell my samsung galaxy grand duos.....its like new no internal or extarnal problem.made by veatnam.....
i need money so i sell it.........reall byer call :01911665700..........price 18000 tk
Samsung Galaxy Grand Duos detailed specifications
General
Alternate names GT-I9082
Release date January 2013
Form factor Bar
Dimensions (mm) 143.50 x 76.80 x 9.60
Weight (g) 161.00
Battery capacity (mAh) 2100
Removable battery Yes
Colours Blue
SAR value NA
Display
Screen size (inches) 5.00
Touchscreen Yes
Touchscreen type Capacitive
Resolution 480x800 pixels
Pixels per inch (PPI) 187
Colours 16M
Hardware
Processor 1.2GHz dual-core
RAM 1GB
Internal storage 8GB
Expandable storage Yes
Expandable storage type microSD
Expandable storage up to (GB) 64
Camera
Rear camera 8-megapixel
Flash Yes
Front camera 2-megapixel
Software
Operating System Android 4.2.2
Java support Yes
Browser HTML
Browser supports Flash No
Connectivity
Wi-Fi Yes
Wi-Fi standards supported 802.11 b/ g/ n
GPS Yes
Bluetooth Yes, v 4.00
NFC No
Infrared No
DLNA Yes
Wi-Fi Direct Yes
MHL Out No
HDMI No
Headphones 3.5mm
FM Yes
USB Micro-USB
Charging via Micro-USB Yes
Proprietary charging connector No
Proprietary data connector No
Number of SIMs 2
SIM 1
SIM Type Regular
GSM/ CDMA GSM
2G frequencies supported GSM 850/ 900/ 1800/ 1900
3G Yes
3G frequencies supported 2100
SIM 2
SIM Type Regular
GSM/ CDMA GSM
3G Yes
Compass/ Magnetometer Yes
Proximity sensor Yes
Accelerometer Yes
Ambient light sensor Yes
Gyroscope Yes