USB Type-C ThunderboltSmartCard readerSD card readerHeadphone/microphone combo jackKensington security slotSim Card Slot | Dock/ Headphone/microphone combo jack | Microphone/Headphone / DockUSB Type-C ThunderboltSecurity lock | SD card readerHeadphone/microphone combo jackKensington security slotUSB Type-C Thunderbolt |