The V-1HD+ is the next generation compact A/V switching solution and is an addition to the V-1HD family of product. Event Ready, Portable, and operator-friendly like V-1HD, with many improvements to the hardware and design. Powered by a Four Layer Effects Engine Independently combine Picture in Picture and Graphics, Easily setup a Presentation Layout. Professional Audio Features, XLR inputs can be either mic preamps or a line input. EQ, Compressor, and Limiter effects built in, Balanced Line Out as well.