VS-6464DN-EM is a high-performance 8x8 to 64x64 modular matrix switcher chassis for AV signals. The unit is a multi-format digital switcher, populated from 8x8 to 64x64 in increments of eight inputs and / or eight outputs. The chassis includes 2 power supplies with an optional third for redundancy, a control module and a test module that can monitor and test any input and output in the matrix. VS-6464DN-EM Supports a wide variety of input and output cards for different AV signals.