Dock/ Headphone/microphone combo jackSim Card Slot | Docking StationHeadphone/microphone combo jackExpressCard | SD card readerHeadphone/microphone combo jackKensington security slotUSB Type-C Thunderbolt | USB Type-Cقلم لمسیشارژر اورجینال تایپ سیHeadphone/microphone combo jackButtons for volume up and downKeyboard base with TouchPad |