The RS-8 is a hardware switcher surface for the VT [3] or [4]. It allows for an external switch of up to 8 inputs using VT. Features include 8 programs buttons, 8 preview buttons, T- Bar DVE control, DSK fade and take buttons, DDR 1 and 2 selection buttons, variable effects speed control knob, effect advance control knob to advance through the effects in the DVE bank, jog control over selected ddr control knob - great for advancing through overlays for use in DSK, and more.