The very first commercial blender in the world with automatic open / close noise shield. - World's first auto-opening function applied - High performance blender with reduced noise - Asymmetrical bottom container - Quick button considering the user's environment - Perfect antioxidant vacuum blending with specialized vacuum module - Durable commercial motor and blade - 5 Pre-Set Buttons for Convenience : Optimized 37 recipe programs for café menus are already built-in. 5 main menu buttons can be saved by the user - DIY mode (self-setting mode) to set custom recipes for users