Headphone/microphone combo jackUSB Type-C | Keyboard base with TouchPadUSB Type-Cقلم لمسیشارژر اورجینال تایپ سیHeadphone/microphone combo jackButtons for volume up and down | USB Type-C ThunderboltSD card readerHeadphone/microphone combo jackKensington security slot | Buttons for volume up and downSim Card SlotDocking StationHeadphone/microphone combo jack |