Processor Manufacturer: IntelProcessor Type: Core i5Processor Generation: 5th GenProcessor Model: i5-5300UProcessor Speed: 2.30 GHzProcessor Core: Dual-core (2 Core)Standard Memory: 8 GBMemory Technology: DDR3L SDRAMHard Drive Capacity: 500 GBOptical Drive Type: NoScreen Size: 14"Display Screen Technology: In-plane Switching (IPS) TechnologyAspect Ratio: 16:9Screen Resolution: 1920 x 1080Graphics Controller Manufacturer: Intel, AMDGraphics Controller Model: HD Graphics 5500, FirePro M5100Graphics Memory Technology: DDR3L SDRAMGraphics Memory Accessibility: Shared, DedicatedWireless LAN: YesWireless LAN Standard: IEEE 802.11a/b/g/n/acEthernet Technology: Gigabit EthernetBluetooth: YesHDMI: YesTotal Number of USB Ports: 3Number of USB 3.0 Ports: 3Network (RJ-45): YesHeadphone/Microphone Combo Port: YesOperating System Platform: WindowsOperating System: Windows 8.1 ProOperating System Architecture: 64-bitBattery Chemistry: Lithium Ion (Li-Ion)Maximum Battery Run Time: 11 HourInput Voltage: 120 V AC, 230 V ACHeight: 1.5"Width: 13.6"Depth: 10.7"Weight (Approximate): 4.60 lbPackage Contents: Toughbook CF-54B6001BM Notebook,Lithium Ion Battery,AC Adapter,Environmentally Friendly: YesEnvironmental Certification: ENERGY STAR, EPEAT Gold, RoHSLimited Warranty: 3 YearPanasonic Toughbook® mobile computers are engineered to withstand drops, spills, dust and grime, and to perform in the harshest environments. Rugged reliability, low cost of ownership and accolades from reviewers are just a few of the reasons why Toughbook computers keep winning over the world"s toughest