Microphone/Headphone / DockUSB Type-C ThunderboltSecurity lock | Docking StationHeadphone/microphone combo jackButtons for volume up and downSim Card Slot | Headphone/microphone combo jackKensington security slotUSB Type-C ThunderboltSmartCard reader | Microphone/Headphone / DockUSB Type-C ThunderboltSecurity lockسیستم تشخیص چهره |