hey guys. If anyone needs a sef42 samsung flash ,i have a unit to sell off. Got it on jan 2011 and used less than 5 times. Still have receipt and is under warranty till Jan 2012. Im selling it off as ive sold my great little nx10 ... Retail at $400+. Im willing to let go for half the price. Its a wonderful piece of equipment with a-ttl and manual mode. Sms me k friends 93672444 