Microphone/Headphone / DockUSB Type-C ThunderboltSecurity lock | Headphone/microphone combo jackUSB Type-C | Microphone/Headphone / Modem / FireWire / Dock | شارژر اورجینال تایپ سیHeadphone/microphone combo jackButtons for volume up and downKeyboard base with TouchPadUSB Type-Cقلم لمسی |