Get a sleek, thin, & light notebook with a screen that rotates to let you share your best work. Or twist & fold the touch-enabled display & go ultra-mobile as a tablet. One device gives you the power to tackle the workday, your way. The HP Elite Book Revolve is optimized for Windows 8, giving you the intuitive touch experience you expect. & with a full-sized, backlit keyboard you have the tools you need to get the job done. Windows 7 configuration is available. Processor Intel Core i 5-3437U 1.9 GHz Intel HD Graphics 4000 3 MB cache, 2 cores Mobile Intel QM77 Express Memory 4GB 1600 M Hz DDR3 SDRAM Upgradeable to 12 GB with optional 8 GB SODIMM in slot 1 4 GB SODIMM soldered down Hard Drive 256 GB m SATA SSD Optical Drive None Software Operating System: Windows 7 Professional 64 Display 29, 5 cm (11.6") diagonal LED-backlit HD UWVA Touchscreen Resolution: 1366 x 768 Graphics Intel HD Graphics Audio DTS Studio Sound; Integrated stereo speakers; Integrated microphone (dual-microphone array); Headphone/microphone combo jack; Buttons for volume up & down Input Devices Accelerometer; Gyroscope; Ambient light sensor; Near Field Communication (NFC); Compass Integrated 720p HD webcam Networking WLAN: Intel 802.11a/b/g/n Bluetooth Combo Power Supply Up to 8 hours & 30 minutes External HP 45W Slim Smart AC Adapter 6-cell Polymer Battery (44 WHr) Interfaces 1 micro SIM; 1 micro SD 1 Display Port; 1 headphone/microphone combo; 1 power connector; 1 docking connector; 1 RJ-45; 2 USB (Universal Serial Bus) 3.0 Warranty 1 Year Manufacturer Warranty