Biamp's PREZONE2, a multi-functional stereo preamplifier that allows you to independently control the music source selection and volume in 2 stereo zones. It gives you the possibility to mix the 2 microphone levels easily with one of the 4 music sources. The innovative and extremely intuitive design of the front panel will instantly indicate how to operate the progressive PREZONE2. The logical rear panel will give every installer an instant understanding on how to install the unit. It’s easy to distinguish the PREZONE2 from its competitors. Its higher signal to noise ratio, ease-of-use, logical design and versatile installer features makes it suitable for almost every professional audio application.