Serial Port / Headphone/microphone combo jack | Card Reader: SD, 1 SmartCard | | Buttons for volume up and downSim Card SlotDocking StationHeadphone/microphone combo jack | Keyboard base with TouchPadUSB Type-Cقلم لمسیشارژر اورجینال تایپ سیHeadphone/microphone combo jackButtons for volume up and down |