Microphone/Headphone / DockUSB Type-C ThunderboltSecurity lock | Dock/ Headphone/microphone combo jackSim Card Slot | Docking StationHeadphone/microphone combo jackExpressCard | قلم لمسیشارژر اورجینال تایپ سیHeadphone/microphone combo jackButtons for volume up and downKeyboard base with TouchPadUSB Type-C |