Heavy Duty Variable Speed Massager Jeanie Rub Treatment Tables 2Better audibility of high frequency sounds Suction and Aspiration Systems 2Better audibility of high frequency sounds (adult side firm pressure) compared to Cardiology III can help you learn more about your patient 0mm and one 4 * Variable Speed * This version of our Jeanie Rub allows you to vary the speed of the massager from 1400 to 4600 rpm * Lower speeds deliver a more soothing massage while faster speeds are more invigorating * Features an easily adjustable switch placed conveniently near your finger tips * Provides deep penetrating action that safely relaxes tight muscles and stimulates circulation for all body types * Ideal for personal health fitness and sports massage * The accessory posts allow you to add precise trigger point and pressure point therapy to your massge * Item has a 1 yr warranty