HDVA3 6TB Hard Drive for VMA-AS3-24P18. The HD Video Appliance is a turnkey product that combines an 8-port Power-over-Ethernet (PoE) network switch along with full video management server and client software capabilities into a single compact form factor. The HD Video Appliance is powered by Avigilon's market-leading ACC 6 software. Onsite service is not included. Mouse, keyboard, monitor not included.