Jamba Appliances Quiet Shield Blender with 32 oz & Personal Single Serve 20 oz Jars, Gray (58916) Significantly quieter than the leading competitors Sound enclosure minimizes noise while blending Powerful 1.6 peak HP motor easily pulverizes ice cubes and tough fruits & vegetables Infinite speed control with pulse Includes dishwasher safe 32 oz. and 20 oz. jars, custom tamper, and recipe book