Theratherm Moist Heat Pad 14 x 27 Diagnostics Black 27 * Tunable diaphragm Jobst Relief 20 30 Knee Hi Black 27 * Tunable diaphragm conveniently alternates between low and high frequency sounds without the need to turn over the chestpiece * Excellent acoustic seal and comfortable fit with patented Snap Tight soft sealing eartips * Comfortably angled anatomically correct headset * Patient friendly nonchill rim and diaphragm * High performance single lumen tubing in a range of attractive colors * 3 year warranty * PhysioGymnic Digital Moist Heating Pads * Standard 14 x 27 * Digital hand control allows operator to program and monitor temperature treatment time * Lockout mode protects against inconsistent changing of the control settings throughout treatment * Allows patient to relax and enjoy therapy without the hassle of maintaining contact with a hand held switch * Moist heat therapy temperatures range from 113¯ to 167¯F * Treatment time between 1 and 30 minutes * Specially designed flannel cover for efficient moisture retention * UL and cUL classified * 1 Year Warranty on heating pads only *