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