external buttons and connectors side button built-in stereo speaker built-in microphone lightning connector o.o built-in microphones built-in stereo speaker power and battery up to 15 hours up to 10 hours up to 50 hours up to 17 hours up to 11 hours up to 65 hours built-in rechargeable lithium-ion battery magsafe wireless charging up to 1510 qi wireless charging up to 7.510 charging via usb to computer system or power adapter
