A complete portable HD studio in a single unit. Single-person operation of sound and picture using faders, buttons and touch screen. The Roland VR-50HD all-in-one AV mixer beautifully integrates an audio mixer, video switcher, multi-viewer touch screen and USB video/audio streaming into a stand-alone device. This single unit delivers functionality that until now required a number of peripheral devices to accomplish. This portable live HD production solution is ideal for schools, churches, council meetings, corporate events, sports, trainings, or any other live event. 12 input, 4-Channel Video plus still channel Multi-Format Switcher Supports 3G/HD/SD SDI, HDMI, RGB/Component, and Composite Video Inputs Up to 1080p (3G SDI) Embedding of audio with delay settings 12-Channel Digital Audio Mixer with XLR, TRS, and RCA jacks along with audio from SDI and HDMI inputs 4 Layer, Compositing of PinP, PinP/KEY, and STILL Built-In Preview Touch Monitor (7 inch Graphic color LCD 800 x 480 dots) External Multi-View Output through HDMI HDCP Support USB3.0 Video/Audio Output for web streaming and recording up to 1080p (uncompressed)