Buttons for volume up and downKeyboard base with TouchPadUSB Type-Cقلم لمسیشارژر اورجینال تایپ سیHeadphone/microphone combo jack | Microphone/Headphone / Modem / FireWire / Dock | Headphone/microphone combo jackButtons for volume up and downSim Card SlotDocking Station | Microphone/Headphone / Dock |