Headphone/microphone combo jackUSB Type-CSecurity lock | Headphone/microphone combo jackKensington security slotSim Card SlotUSB Type-C ThunderboltSmartCard readerSD card reader | Headphone/microphone combo jackButtons for volume up and downKeyboard base with TouchPadUSB Type-Cسیم کارت خورقلم لمسی | Headphone/microphone combo jackKensington security slotUSB Type-C ThunderboltSD card reader |