Apple 13" MacBook Air, 1.8GHz Intel Core i5 Dual Core Processor, 8GB RAM, 256GB SSD, Mac OS, Silver, (refurbished) SAMSUNG MONITOR Technical Specifications (Highlights) 7583436715 Technical Specifications (Highlights) included in the box 1 Gen 1) Type A ports quantity 2 DVI port No Thunderbolt 2 ports quantity 1 Headphone outputs 1 Combo headphone mic port Yes Docking connector No Charging port type DC in jack Ambient light sensor Yes Numeric keypad No Pointing device Trackpad Keyboard backlit Yes Island style keyboard Yes Full size keyboard Yes Keyboard number of keys 79 Operating system installed macOS Sierra Bundled software iMovie GarageBand Siri Safari FaceTime Photo Booth iTunes iBooks App Store Time Machine Intel® Turbo Boost Technology Yes Battery capacity (Watt hours) 54 Wh Battery technology Lithium Polymer (LiPo) Battery life (max) 12 h Standby time 30 day(s) AC adapter power 45 W AC adapter frequency 50 60 Hz AC adapter input voltage 100 240 V Operating temperature (T T) 10 35 °C Storage temperature (T T) 25 45 °C Operating relative humidity (H H) 0 90% Operating altitude 0 118110 Wi Fi 4 (802