Ports Spec: 1 x Monitor/Video Port (15 pin D-Sub)
1 x 10/100 Base-T Ethernet (RJ-45) Jack
1 x Serial Port
1 x Stereo Audio-Out Jack (3.5 mm for speakers or headphone)
1 x Mono Audio-In Jack (3.5mm for microphone)
4 x Hi-Speed USB 2.0 Ports (two Power Ports and two standard USB ports both are backward compatible with USB 1.1 devices and support transfers up to 480Mbps)
Ports Spec: 3 x 4-pin Type A USB 2.0 USB
1 x 4-pin Type A USB 2.0 Powered USB
1 x RJ-45 Network
1 x RJ-11 Modem
1 x 25-pin DB-25 IEEE 1284 (EPP/ECP) Parallel
1 x 9-pin DB-9 RS-232 Serial
1 x 6-pin mini-DIN (PS/2) Keyboard
1 x 6-pin mini-DIN (PS/2) Mouse
1 x 15-pin HD-15 VGA
1 x 24-pin DVI-D
1 x 3.5mm Audio Line Out
1 x Audio Line In
Compatibility: HP ZBook 17 G3, HP ZBook 15 G3, HP ZBook Studio G3
Ports Spec: 1 x Energy-efficient power connector
1 x USB 3.0 port (charging)
3 x USB 3.0 ports
1 x Thunderbolt 3 Port
2 x DisplayPort 1.2 ports
1 x VGA port
1 x Thunderbolt/Power cable connector
1 x Integrated cable lock slot
1 x Ethernet Port
1 x Microphone/headphone audio combo jac