I haven’t played it but here’s the Wizard of Odds’ page about it:
http://wizardofodds.com/askthewizard/189
He calculated a house edge of 0.02% (which in my opinion is a negligible house edge unless you’re betting $/€/£5,000 or more on a single hand… and I don’t know what their bet limit is but I would guess it’s not that high).