A:AnswerI do not have documentation as yet, however, I think the memory can be upgraded and another video card could be used. Looks like there are more slots available.
A:AnswerWith pre-owned it is tested and anything needed is replaced. With the savings yo have a like new computer and can easily afford an extended guarantee better than new, with change to spare!
A:AnswerNo, it doesn’t come with FireWire input but you can add a FireWire card through one of the PCIE slots. I bought the computer and figured it out on my own.
A:AnswerIt does not have Wifi connectivity built in, we bought an adapter for less than $15.00 on Amazon and it works great. You can also use Ethernet cable as well.
A:AnswerMine was in great condition. Everything worked and there was no damage. Appears that it was refurbished and tested according to the tags on it. But buying refurbished is always a gamble.