Security lockMicrophone/Headphone / DockUSB Type-C Thunderbolt | SD card readerSecurity Lock slotHeadphone/microphone combo jackUSB Type-C | Dock/ Headphone/microphone combo jackقفل wifi | Keyboard base with TouchPadUSB Type-Cقلم لمسیشارژر اورجینال تایپ سیHeadphone/microphone combo jackButtons for volume up and down |