Synchrosonic Combo Ultrasnd & Dual Lo Volt Ac Stim Commodes Whether you have Normal Blood Nasal Cannulas Whether you have Normal Blood Pressure sec increments Pulse Frequencies: 10 800 Hz in 10 Hz increments Treatment Duration: 1 30 min in 1 min increments Electrical Class: CLASS I Electrical Type: TYPE BF Regulatory Risk: Class IIb according to MDD 93 42 EEC UPC Code: 092237620397 ) * 2 Pad capacity * Provides ultrasound and a single channel low volt AC stimulator * Ultrasound delivers up to 20 watts odd variable or non interrupted power * Stimulator features ramped surge mode with adjustable surge duration and frequency range (1 80 pps