1-3 Chapter 1: Product Introduction1.4 Connect Cables1.4.1 Rear of the LCD MonitorVGAHDMIVGAHDMI27 81 3 14 6VGAHDMIVGAHDMI27 81 3 14 6VGAHDMIVGAHDMI2834 6VZ239H VZ239HR VZ239HEVGADVIVGADVI2839 6VGAHDMIVGAHDMI27 81 3 14 5 6VZ239N VZ239Q1. Speakers2. Control buttons3. Kensington Lock4. HDMI port5. DisplayPort6. VGA port7. Audio-IN port8. DC-IN port9. DVI port