Features of Apple MacBook Air MJVM2HNADisplay Screen Size 11.6 Inch Resolution 1366 x 768 Pixels Screen Type Diagonal LED Backlit Glossy Widescreen Display Processor Processor Brand Intel Processor Core i5 Variant 5250U Clock Speed 1.6GHz Cache 3 MB Memory RAM 4 GB RAM Type LPDDR3 Expandable Memory Upto 8 GB Memory Slots 2 Storage Hard Disk Capacity 128GB Platform Operating System Mac OS OS Version Mac OS X Yosemite System Architecture 64 bit Graphics Graphic Processor Intel HD Graphics 6000 Inputs Web Camera 720p FaceTime HD camera Pointer Device Trackpad with Multi-touch support Communication Wireless LAN Yes Bluetooth Yes Ports/Slots USB Port 2 x USB 3.0 Power Battery Backup Upto 9 hours Dimension Weight 1.08 Kg Dimension 300 x 192 x 17 mm Additional features Other Features iPhoto,iMovie,GarageBand,Pages,Numbers,Keynote,Maps,iBooks,Safari,Mail,FaceTime,Messages,Calendar,Contacts,Reminders,Time Machine,Photo Booth,iTunes,Game Center,Preview,Notes,Mac App Store