This app is made for the live production and live streaming using mobile's camera devices with a multi-camera-input all-in-one webcast system. Through "Miracast" or "MHL" techniques to transmit any video from a camera of mobile into the all-in-one webcast system to become one video input. This app also provide a video recording function in case any unexpected situation happens to lose the important video data in the all-in-one system. It is efficiently to replace a heavy camcorder with a light weight mobile. If your all-in-one webcast system supports more than 1 live video input channel, you can use multiple mobile phone with all-in-one webcast system to finish video switching, program production, and live streaming job in any important live event through the help of this free app. If you don't have this all-in-one system and want to do something like that, please contact with JU-SOFT Taiwan to buy one. The easy method to hide/show "Record Button" icon is to finger press/touch the mobile panel for 3 seconds. MP4 recording file will be saved in the folder which is named "FullScreenCast", and the filename saved according to the date and the time. This file can be used under post-production in case the live all-in-one webcast system without saving any result unexpectedly caused by human operation faults. High level and big storage mobile phone is suggested to be long time used with this App.