The VM-5ARII is a high-performance distribution amplifier for composite or SDI video and unbalanced stereo audio signals. It provides controls to compensate for signal losses inherent in long cable runs. High Bandwidth - 360MHz (-3dB). Audio Level Control. Level (Gain) and EQ (Peaking) Controls. Video AC/DC Coupling Selection. Looping Input. Selectable Input Signal Termination. Standard 19 inch Rack Mount Size - 1U.