This is the Roland AeroCaster VRC-01. AeroCaster is a streaming solution that allows you to start live streaming using the controller, the iPad app "AeroCaster LIVE," and up to four smartphones. This is professional equipment. Please note that we do not provide support regarding the usage or specifications of the product. Although it is a used item, it has little signs of use and is generally in good condition. The items for sale are the main unit, the original box, and a USB cable. Roland Video Streaming Equipment Switcher Video Mixer Mixer Smartphones Smartphones Tablets Audio Interface Audio Interface Recommended for those looking for these items.