The Sonicator Plus 921 is a 2-channel combination stimulator with ultrasound for precise and accurate treatment for patients by licensed medical professionals. It features a vivid color touch screen for quick and easy treatment setups. The 921 offers 6 unique waveforms; Interferential (IF-4), Premodulated (IF-2), EMS, Russian, TENS and High Voltage (HV). The easy-to-use software interface allows for quick set up, precision and clinical accuracy. The Sonicator Plus 921 offers an anatomical library with electrode placement and treatment recommendations. All treatment recommendations are written by clinicians. There is space for the clinician to store and use specific treatment protocols along with a description for each. This is a tremendous combination device for any practice. With 6 clinical waveforms and 1 and 3 MHz frequency ultrasound, the 921 is one of the most advanced units on the market.