Walkie Talkie app

Zello Walkie Talkie: The name of this app is self explanatory: it turns your phone into a push-to-talk device. You can talk to your contacts in private or join public channels to participate in a debate. The nice part is that the app works between Android, iPhone, Blackberry, and PC. Here's the link. From the phone search for "zello walkie talkie" and install. Have a happy conversation!