Vodafone Push to Talk

The Push-to-Talk (PTT) service transforms your mobile phone into a walkie-talkie across Vodafone's network. Pushing a single button on your handset lets you send your speech to up to 25 cell phones at the same time. 

Urgent request can be given from a focal point by PTT and also locating team members, so this service is perfect for businesses such as transportation and taxi cab, security, delivery and courier services. 
