The tank-like Motorola i355 is built for field services, construction, transportation, and government segments. With the strongest ruggedized shell and best weatherproofing available to the market today, Motorola i355 is one tough customer. Plus, the Motorola i355 supports Nextel Direct Connect Walkie-talkie services to help you get it done. With long battery life and integrated speakerphone, the i355 is the perfect mobile for your demanding environment.