Amrex Ultrasound/Stim Combo - US/752 (High Volt), 1.0 MHz with 10 cm head and Standard TransducerDual channel HV with variable frequency 1 160 pps, reciprocal and ramped surge (2 90 seconds), patient interrupt switch and adjustable "on off". 20 watts, pulsed or continuous output modes. Weight: 27 lbs UPC: 714905086617 Notice: Typically ships in 1 week. This item can only be purchased by or on the order of a physician or other practitioner licensed to use or prescribe this device. Resellers must only sell to a buyer who meets these qualifications.