Waring Commercial BB320 is a medium-duty bar blender with a 2-speed motor and pulse function, ideal for blending drinks, smoothies, and milkshakes. Its 48 oz. copolyester container is BPA-free and durable, and the electronic keypad makes it easy to select the desired speed or pulse setting. The BB320 also features a safety interlock system to prevent the blender from operating when the lid is not in place.