A microprocessor-based 1 & 3 MHz ultrasonic machine is a digital physiotherapy device that uses dual frequencies (1 MHz and 3 MHz) and microprocessor control for precise therapeutic treatments of both deep and superficial soft tissue conditions, including muscle strains, joint inflammation, tendinitis, and pain management. These machines offer customizable modes (continuous or pulsed), an LCD display for easy adjustments, and safety features like automatic shut-off