Apple MacBook Pro 15.4" Laptop with Retina Display 7k5 .

Product Identifiers Manufacturer Apple Product Family MacBook Pro MPN ApplaMacbookPro15June2012Retina Display Screen Size 15.4" Technical Features Expansion Ports 2 x Thunderbolt Port, 2 x USB 3.0, HDMI Special Features Integrated Video Camera, MagSafe Power Adapter Port Memory RAM Technology DDR3L SDRAM Max Supported RAM 16 GB Audio Audio Output Type Headphones, Speaker(s) Audio Input Type Integrated Microphone Networking Networking Type Bluetooth, Integrated Wireless LAN Data Link Protocol Bluetooth, IEEE 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n Battery Battery Run Time Up to 7 Hours Battery Technology Lithium polymer Dimensions Depth 9.73 in. Width 14.13 in. Weight 4.46 lb. Miscellaneous Release Date June, 2012 Input Method Keyboard, Trackpad