USB Type-CHeadphone/microphone combo jack | Buttons for volume up and downKeyboard base with TouchPadUSB Type-Cقلم لمسیشارژر اورجینال تایپ سیHeadphone/microphone combo jack | Sim Card SlotUSB Type-CMicrophone/Headphone / Dock | Microphone/Headphone / Modem / FireWire / Dock |