Headphone/microphone combo jackUSB Type-CSecurity lock | Headphone/microphone combo jackKensington security slotUSB Type-C ThunderboltSD card reader | Headphone/microphone combo jackKensington security slotSim Card SlotUSB Type-C ThunderboltSmartCard readerSD card reader | Microphone/Headphone / DockSim Card SlotUSB Type-C |