Kensington security slotLenovo Ethernet extension connectorOneLink connectorHeadphone/microphone combo jack | Buttons for volume up and downصفحه لمسی ۳۶۰ درجهHeadphone/microphone combo jack | USB Type-CSecurity lockHeadphone/microphone combo jack | Sim Card SlotUSB Type-C ThunderboltDock/ Headphone/microphone combo jack |