Apple MacBook Laptop - 4502058, Space Gray, 12" 12.0-inch TFT LED-backlit Active-Matrix Retina Display with IPS Technology, 2304 x 1440 pixel resolution (~226ppi pixel density) Intel Core M 1.1 GHz, Mac OX X 10.10 Yosemite, Intel HD Graphic 5300 Internal Memory: 256GB, 8GB RAM Wireless LAN 802.11a/b/g/n/ac; Bluetooth: v4.0; Ports: USB v3.1 x1 (Gen 2 Type-C), Display Port x1, Audio Port x1 78-Key Full Size Keyboard, Multi-touch Gestures, Force Touch Trackpad