Reliable, easy-to-use electrotherapy and combination electrotherapy/ultrasound therapy. Each unit offers fully independent treatment setups and 5 stim waveforms, including interferential, premodulated, biphasic, high-voltage pulsed, and Russian stimulation. Exclusive Target and Target Sweep are available for interferential treatments. Choose 3- or 5-channel electrotherapy or combination electrotherapy/ultrasound. Combination electrotherapy/ultrasound units include 3-frequency ultrasound with 1-MHz, 2-MHz, and 3-MHz frequencies for flexibility in depth of treatment. Each combo device comes standard with one 5 cm² soundhead; optional 2 cm² and 10 cm² soundheads are also available.