Security lockMicrophone/Headphone / DockUSB Type-C Thunderbolt | USB Type-CMicrophone/Headphone / DockSim Card Slot | Microphone/Headphone / Dock | Keyboard base with TouchPadUSB Type-Cقلم لمسیشارژر اورجینال تایپ سیHeadphone/microphone combo jackButtons for volume up and down |