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