Ports: 4 USB Type-A 5Gbps signaling rate; 1 headphone/microphone combo/4 USB 2.0 Type-A; 1 audio-in; 1 audio-out; 1 RJ-45; HP Serial Port Adapter|Expansion slots : 2 M.2; 1 PCIe x16; 1 PCIe x1| Keyboard& Pointing device: HP 125 USB Black Wired Keyboard and Mouse