Dock/ Headphone/microphone combo jack | SD card readerHeadphone/microphone combo jackKensington security slotSim Card SlotUSB Type-C ThunderboltSmartCard reader | Dock/ Headphone/microphone combo jackSim Card Slot | قلم لمسیHeadphone/microphone combo jackButtons for volume up and downKeyboard base with TouchPadUSB Type-Cسیم کارت خور |