Dock/ Headphone/microphone combo jack | Sim Card SlotUSB Type-C ThunderboltSmartCard readerSD card readerHeadphone/microphone combo jackKensington security slot | Keyboard base with TouchPadUSB Type-Cسیم کارت خورقلم لمسیHeadphone/microphone combo jackButtons for volume up and down | Security lockHeadphone/microphone combo jackUSB Type-C |