Dell 5520 Inspiron i7 Laptop

Specifications:
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Display - Screen resolution 1920x1080
Screen size - 15.6in
Display technology - LED-backlit LCD
Graphics card - AMD Radeon HD 7670M
Graphics memory - 1GB(dedicated)
Discrete graphics card? - Yes
Secondary graphics card?- Intel 4000 HD(shared)
Memory - RAM 4GB DDR3 1600 (upgradable 16GB)
Optical drive - Optical media supported CD, DVD
DVD drive type - Read and write
Power Battery type - Rechargeable Removable battery
Power supply - AC, Battery
Battery life - New condition (as tested) 136min
Processor CPU type - Intel 3rd gen Core i7
Processor speed - 2.1GHz
Processor type - Intel Core i7-3612QM
Weight - 2.9kg
Height - 37mm
Width - 380mm
Depth - 250mm
Operating system - Windows 7
Hard drive - 500GB
Supported memory media - SD
Webcam - Webcam resolution (megapixels) - 1
Number of USB 3.0 ports:- 4
Wired Terminals / Ports - 3.5mm headphone jack, Ethernet, HDMI, Microphone, USB 3.0, VGA (D-sub)
Wireless connections - Bluetooth, Wi-Fi (wireless networking),
Wireless technology supported - Bluetooth, Wireless 802.11b, Wireless 802.11g, Wireless 802.11n