Dell 790 i3-2100 8GB 2TB Small Form Factor

with wireless or not?
specs say:
Wireless: Dell Wireless 1520 PCIe WLAN card (802.11n) (Optional via add-in)

this mean I need to buy it, or that it will come with it

Is it 2TB hard drive only or
2TB+180GB SSD as specs say ?
Also, is it wireless ?

Answers to questions.

No Wi-Fi

180GB SSD is confirmed.

Title and specs have been updated.