Xbox 80 actual worth?

hey everyone, my friend has an xbox 80 and was wondering how much he could get if he sell it..

Thanks.

Well I don't know what a Xbox 80 is but you can get about 50to100 for a Xbox 360 and for the Xbox one original you could get 100 to 150 and the Xbox s you can get 150 to 200

Xbox 80 lol

What's an Xbox 80?