After first being announced in August, AT&T will launch the Samsung Rugby 4 on October 10th. The Rugby 4 builds on the Rugby series by adding Wi-Fi and noise suppression through dual microphones, and further improving the external speaker. The Rugby 4 also features an IP67 rating for water resistance along with GPS for navigation. The Rugby 4 will be priced at $99.99 with a two-year contract or $269.99 with no commitment and AT&T has also confirmed new activations and eligible upgrades can purchase the phone for $0.99 through December 31 when paired with an Enhanced PTT rate plan or as an add-on to an existing plan.