Gravity Boots Only (pair) for Inversion Table Suction Aspirator Accessories Vacuum Range: 80 550 mm Hg Oxygen Masks Vacuum Range: 80 550 mm Hg 3 MHz frequencies * Ten new user defined memory positions for User Protocols * Pulsed and continuous therapy operation (10% 20% 50% and 100%) * Beam Nonuniformity Ration (BNR)5:1Maximum * 110V or battery powered option * New ergonomically designed applicators in variety of sizes (1cm2 2cm2 5cm2 and 10cm2) * Applicators are interchangeable with Electronic Signature residing on all transducers * Head warming function on all applicators Used with EZ Up Rack Inversion Bar and F5000 Inversion Table * One Size Fits Most * Ratcheting Self locking Buckles * Removable Calf Loops * 5 Year Warranty * Flexible Shell for Comfortable Fit * Super Soft Foam Liners *