Intel Core i5 CPU @ 2.7 GHz8GB 1600 MHz DDR3 Memory1TB 5400 RPM Hard DriveIntel Iris Pro 1536MB Graph CardOSX Yosemite 10.10.3 Operating System Installed (Could be upgrade to newest OS macOS Sierra by yourself!)21.5" Widescreen LED TFT Active Matrix Display with IPS Technology w/ Native Resolution of 1920x1080Built-in Stereo Speakers สนใจติดต่อ กดเพื่อดูเบอร์โทร xxxxxx771อ่านเพิ่มเติม