http://www.talkandroid.com – The other day we showed you images of the Samsung Rugby Smart, and today Samsung announced that it will release on AT&T on March 4 for $99.99 with a 2-year contract. The Rugby Smart is one of those “tough” phones like the Motorola Defy. It’s dustproof and can be submerged in up to 1m of water for 30 minutes. It can also withstand extreme temperatures. Basically it’s built with mil-std 810f military spec standards if that means anything to you. Hit the break for the full specs and press release: Specifications Technology: GSM, EDGE, UMTS, HSPA+ Operating System (IT news)