VR-50HD MK II Multi-Format AV Mixer The VR-50HD MK II is the next evolution of Roland’s industry-leading, all-in-one AV switcher with USB 3.0 streaming. View Product VR-4HD HD AV Mixer The VR-4HD is a complete HD studio in a compact and portable package that replaces several different pieces of complex A/V equipment. View Product VR-1HD AV Streaming Mixer Real engagement in real time - Your ‘plug and play’ broadcast studio. View Product