Headphone/microphone combo jackButtons for volume up and downSim Card SlotDocking Station | Kensington security slotUSB Type-C ThunderboltSmartCard readerHeadphone/microphone combo jack | USB Type-C ThunderboltSecurity lockسیستم تشخیص چهرهMicrophone/Headphone / Dock | USB Type-C ThunderboltSecurity lockMicrophone/Headphone / Dock |