Dishonline on a Galaxy Tab (Android 2.2 "Froyo)?

[CDH]

Woot.com has refurb Galaxy Tab 7" tablets for $259 (Sprint 3G, but you don't have to activate and can use as WiFi only).

Quick question: would this work for Dishonline?

I only have a 622 box so no Sling.

Thanks,
CDH.