OneLink connectorHeadphone/microphone combo jackKensington security slotLenovo Ethernet extension connector | Headphone/microphone combo jackButtons for volume up and downصفحه لمسی ۳۶۰ درجه | Dock/ Headphone/microphone combo jackSim Card SlotUSB Type-C Thunderbolt | USB Type-Cسیم کارت خورقلم لمسیHeadphone/microphone combo jackButtons for volume up and downKeyboard base with TouchPad |