Headphone/microphone combo jackUSB Type-C | SD card readerHeadphone/microphone combo jackKensington security slotUSB Type-C Thunderbolt | Sim Card SlotDocking StationHeadphone/microphone combo jackButtons for volume up and down | USB Type-Cقلم لمسیشارژر اورجینال تایپ سیHeadphone/microphone combo jackButtons for volume up and downKeyboard base with TouchPad |