Headphone/microphone combo jackKensington security slotSim Card SlotUSB Type-C ThunderboltSmartCard readerSD card reader | Microphone/Headphone / DockSim Card SlotUSB Type-C | Headphone/microphone combo jackButtons for volume up and downKeyboard base with TouchPadUSB Type-Cقلم لمسیشارژر اورجینال تایپ سی | Dock/ Headphone/microphone combo jackSim Card SlotUSB Type-C Thunderbolt |