17. 1: PS/2 mouse port 2: Parallel port 3: RJ-45 port 4: Line In port 5: Line Out port 6: Microphone port 7: USB 2.0 ports 1 and 2 8: VGA por 9: S/PDIF out port (digital audio) 10: USB 2.0 ports 3 and 4 11: PS/2 keyboard port Source: http://www.asus.com