Intelect Transport ultrasound features fully functional 1 and 3.3 MHz frequencies. Ten user-defined memory positions for User Protocols. Pulsed and continuous therapy operation (10%, 20%, 50% and 100%). Ergonomically designed Sound Head Applicators available in variety of sizes (1 cm?, 2 cm?, 5 cm? and 10 cm?). Sound heads are watertight for use in underwater therapy. All Sound Head Applicators are interchangeable due to Electronic Signature residing on all transducers. Head-warming feature on all Sound Head Applicators. Unit uniquely designed for table mount, therapy cart or mobile use. 110V or battery powered option (battery pack sold separately).