Magneciser Extremity Exerciser 18 x 10 x 16 Mattresses Overlays Toppers Black 27 * The ultimate Ships From:FL, USA Black 27 * The ultimate acoustical stethoscope * Tunable diaphragm conveniently alternates between low and high frequency sounds without the need to turn over the chestpiece * Handcrafted sold stainless steel chestpiece * 2 in 1 tube design eliminates tube rubbing noise * Portable convenience of a single sided chestpiece * Excellent acoustic seal and comfortable fit with patented Littmann Snap Tight soft sealing eartips * Comfortably angled anatomically correct headset * Patient friendly nonchill rim and diaphragm Outdoor Setting – Decreases high & low audio frequencies (whistling Use for upper and lower body exercises * Comes with a fully automatic 5 function digital display speed elapsed time calories distance and scan of all functions * Adjustable base for stability and storage * Small portable and lightweight * Uses two 1