CPU: i3 i5 i7 3-6th generation 1.9GHZ-3.5GHZ  Gracs: HD Gracs 520Display: 12" 14.1" 15.6" 1366*768 Pixels RAM : 4GB/8GB/16GB HDD:500GB/1TBOS:Windows 7/10BT: Version 4.0DVD: Built- in DVD RWKeyboard: Chocolate American 99 key suspension keyboardWIFI: 802.11 A/B/G/NNetwork: Integrated network connector 10/100MWebcam: 2.0M pixel webcamSpeaker: Stereo Speaker*2Shell Material: Aluminum Alloy Metal shel
Standard interfaceUSB 3.0*1USB2.0*2HD*1VGA output*1RJ45*1EarJack*1MIC jack*1Card Reader*1Power In/out put: Input: 100 ~ 240V 50/60Hz power adapter, Output: 19V,3ABattery:li-battery (3500mah)Package detailsDevice dimension: 379mm*249mm*26mmWeight: 2.7kg with package and battery.