Serial Port / Headphone/microphone combo jack | Card Reader: SD, 1 SmartCard | USB Type-C ThunderboltSecurity lockسیستم تشخیص چهرهMicrophone/Headphone / Dock | Kensington security slotUSB Type-C ThunderboltSD card readerHeadphone/microphone combo jack | Kensington security slotUSB Type-C ThunderboltSD card readerHeadphone/microphone combo jack |