NX1000 and SEF20A flash

I just ordered the nx1000 from B and H. (Good deal @ $399 with the 20-50 kit lens). I currently have a tl500/ex1 that I use with the sef20A add-on flash.

Is this flash, now discontinued, compatible with the nx1000?

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Joe Melillo
WSSA member# 86
http://www.pbase.com/jmelillo/root