Buttons for volume up and downKeyboard base with TouchPadUSB Type-Cقلم : نداردHeadphone/microphone combo jack | Microphone/Headphone / Modem / FireWire / Dock | Sim Card SlotUSB Type-CMicrophone/Headphone / Dock | Sim Card SlotUSB Type-C ThunderboltDock/ Headphone/microphone combo jack |