Professional and efficient projection expert tranScreen is a multi-screen interactive software for interaction between smart phones and smart TVs. The main functions are as follows: 1. Push the screen picture on the mobile phone wirelessly to display on the TV. 2. Push the files (videos, audios, pictures, documents... etc.) on the phone to the TV. 3. Wirelessly transmit the screen picture of the TV terminal to the mobile phone for display, and can directly perform multi-touch on the TV terminal through the touch screen of the mobile phone. 4. The mobile phone can be used as a wireless mouse, keyboard, touchpad and remote control for the TV. 5. Push the shooting screen of the mobile phone camera to the TV in real time, and you can speak on the TV through the mobile phone microphone. 6. The mobile phone can take a screenshot of the TV screen in real time, and save and view it on the mobile phone.