The VM-50AN is a high-performance distribution amplifier for balanced and unbalanced stereo audio signals. It takes one balanced or unbalanced stereo input and distributes the signal simultaneously to ten stereo outputs (five balanced and five unbalanced).- Balanced/Unbalanced Input Selection.- S/N Ratio - 84dB (unweighted).- Level (Gain) Controls.- Desktop Size - Compact size. 2 units can be rack mounted side-by-side in a 1U rack space with the optional RK-1 adapter.