Dock/ Headphone/microphone combo jack | Kensington security slotUSB Type-C ThunderboltSmartCard readerHeadphone/microphone combo jack | Buttons for volume up and downKeyboard base with TouchPadUSB Type-Cسیم کارت خورقلم لمسیHeadphone/microphone combo jack | Sim Card SlotUSB Type-C ThunderboltDock/ Headphone/microphone combo jack |