The MacBook Pro "Core i5" 2.7 13.3 -Inch (Early 2015 Retina Display) features a 14 nm "Broadwell" 2.9 GHz Intel "Core i5" processor (5287U), with dual independent processor "cores" on a single silicon chip, a 3 MB shared level 3 cache, 8 GB of onboard 1866 MHz LPDDR3 SDRAM (which can be upgraded to 16 GB at the time of purchase, but cannot be upgraded later), 256 GB of 4 Lane PCIe-based flash storage, and an integrated Intel Iris Graphics 6100 graphics processor that shares memory with the system. It also has an integrated 720p FaceTime HD webcam, and a high-resolution LED-backlit 13.3" widescreen 2560x1600 (227 ppi) "Retina" display in a case that weighs just less than 3.5 pounds ( 1.58 kg).
It does not have an internal optical drive. Seller refurbished is when a seller may take a broken or item, or an item with parts that don't work properly, and repair it, then sell it in good working condition. Packaged in unmarked box. OEM Accessories.