Dock/ Headphone/microphone combo jack | USB Type-C ThunderboltSmartCard readerHeadphone/microphone combo jackKensington security slot | USB Type-C ThunderboltSD card readerHeadphone/microphone combo jackKensington security slot | Sim Card SlotUSB Type-C ThunderboltSmartCard readerSD card readerHeadphone/microphone combo jackKensington security slot |