Is "DTS Interactive" important feature for wireless audio streaming devices?

[jass]

Hi there,

Is "DTS Interactive" important feature for wireless audio streaming devices?
I am looking at this item:
http://www.creative.com/products/product.asp?category=209&subcategory=668&product=16185

Would this give me 5.1 sound with movies played back from laptop or an ipod?

Thanks...