Pro Light + Sound 2012 Roland Systems Group at Pro Light and Sound 2012 RSG booth at Pro Lighting + Sound. M–380 with 1608 and 0816 Digital Snake options. V-Mixing Training was enjoyed by all at Pro Light + Sound. Hands on V-Mixing Training was popular and useful for new operators. Live performances throughout the event showed the power of Roland demonstrating our audio, video, and musical instruments. M–480 featured the new beta version 1.5 update available sometime in April. AV Mixers for web streaming featured the popular VR-5 and brand new VR-3.