World First Video Push-To-Talk Service, ProPTT2. About ProPTT2. ProPTT2 is a professional Push-To-Talk App with VIDEO PUSH-TO-TALK. You can talk to people with video / voice PTT like walkie-talkie. While driving, working on-site, or outdoor gatherings - ProPTT support live and immediate communication. ProPTT2 Features. 1: 1 / 1: N Video/Voice PTT. Chat
