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 | Headphone/microphone combo jackKensington security slotUSB Type-C ThunderboltSmartCard reader |