The Samsung ConvoyTM 3 is built to strict military specs and can stand up to shock, extreme temperatures, dust, humidity and more. After all, when you're on the job site, or the bike trail, the last thing you want to worry about is your phone.When you're sitting in the office, any phone will do. When you're out on the job, you need to make sure you, and your phone, sound crystal clear. With dual microphones and noise cancellation technology, the ConvoyTM 3 lets you communicate clearly without skipping a beat.Sometimes, you need to talk to one person. Sometimes, you need to talk to a group. When you're on the job, though, you're always in a hurry. Thanks to push-to-talk, you can get the message out or start a discussion with just one push of a button.Got your hands full- With the ConvoyTM 3 you can use voice commands to call, send messages and pictures, redial a number, or look up a contact.