Processor: Intel Broadwell Y-processor 4.5W no fan (TDP Nominal 4.5W, SDP 2.8W) OS: Support windows 7 and windows 8.1 (32bit/64bit WHQL) Graphic: Intel® HD graphics 5300 support DirectX 11 Screen: FHD 13.3”16: 9 eDP Panel FHD 1920 x 1080 Touch screen: OGS,10 points capacitive multi-touch Win8.1 certifiable Storage: One M.2 slot 22mm*60mm NGFF SSD slot support 128G/256G Memory: 4G/8G LPDDR (on board) /DDR3L Audio codec: Realtek MIC-in Line-out/Azalia Codec/Win8.1 certifiable Internal MIC: One digital microphone Internal SPK: 2 stereo Speaker-Box Users interface keyboard: US/UK Pointing device: supported multi-touch track pad WIFI/BT: Support 802.11AC& 802.11B/G/N &BT4.0, two wireless antenna (Option） Ethernet LAN: USB Docking: 100M or 1000M(optional) fast Ethernet support Camera: 720P HD (1.0 M, 30/60FPS), meet win8.1 requirement Power system battery: Polymer Smart Lithium-Ion battery pack 4Cells 2S2P 7.6V/45-54wh 8hours on Windows* 8base on working status AC adapter: Full range AC adapter, AC in 100~240V/50~60Hz, DC output 19V/2.1A, 45-54W Meet US, EU, Argentina, China, Brazil adapter standard Physical outline dimensions: 326mm*225.4mm*12.8mm Weight: 1.39kg (including battery pack) Open angle: Upward angle: 0~180 degrees (magnet close, stop any angle) Input/output: 1*DC-IN port (USB3.1 TYPE C) 1*Jack mic in/line out 2*USB2.0/1*USB3.0 1*HDMI No RJ45 port (USB docking) T-Flash STD