Dock/ Headphone/microphone combo jack | Headphone/microphone combo jackButtons for volume up and downKeyboard base with TouchPadUSB Type-Cسیم کارت خورقلم لمسی | Dock/ Headphone/microphone combo jackSim Card Slot | Headphone/microphone combo jackKensington security slotUSB Type-C ThunderboltSmartCard reader |