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