Had an issue booting it up initially, windows wouldn't load. So I called customer service and after a long wait(it was just after the holidays so I get it) BOOM! I was helped quickly. The tech support guy nailed the issue quickly and we got the problem resolved so fast.
[5 of 5 Stars!] 
HP Business Desktop ProDesk 600 G5 Desktop Computer - Core i + Office 365 Bundle 
Shure SRH840 Professional Monitoring Headphones