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HP Recommended
Hp Z440 workstation
Microsoft Windows 10 (64-bit)

Hello again. My pc start beeping 4 with red flashing alternate 4. How possible happen? 3 years old Mainboard already gone? What kind product it is? When you sell is very expensive now I will not buying new Mainboard I had enough any workstation I need replacing Mainboard. No way I just bin it not even recycling. That's disappointing me now this product isn't good enough. I ll buy imac new one because you just fell again. And from today I report all hp workstation I seen amazon or ebay used don't buy it is braking very fast not good. Sorry hp but you just lost another customer 

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