Operating altitude: tested up to 10,000 feet.Relative humidity: 0% to 90% noncondensing.Operating temperature: 50° to 95° F (10° to 35° C).60W MagSafe 2 Power Adapter with cable management system MagSafe 2 power port.Built-in 74.9-watt-hour lithium-polymer battery.Force Touch trackpad for precise cursor control and pressure-sensing capabilities enables Force clicks, accelerators, pressure-sensitive drawing, and Multi-Touch gestures.Full-size backlit keyboard with 78 (U.S.) or 79 (ISO) keys, including 12 function keys and 4 arrow keys (inverted “T” arrangement) with ambient light sensor.Support for audio line out (digital/analog).Support for Apple iPhone headset with remote and microphone.Apple Thunderbolt to Gigabit Ethernet Adapter (sold separately)Ĩ02.11ac Wi-Fi wireless networking IEEE 802.11a/b/g/n compatible.Apple Thunderbolt to FireWire Adapter (sold separately).Two Thunderbolt 2 ports (up to 20 Gbps).Support for 4096-by-2160 resolution at 24Hz. MacOS is the operating system that powers everything you do on a Mac.

Early 2015 macbook pro 13 inch specs