Skillbuildersä 3 piece Mobile Floor Sitter Large Traction Units 4 bands frequency shaping Chilling Units Freezer 4 bands frequency shaping Comes complete with two sound heads that can be plugged in simultaneously for more targeted therapy * Simple to operate the user can switch between wands with the single push of a button * Comes complete with two sound heads 1 cm2 and 5 cm2 for more targeted therapy * Used for the treatment of chronic and acute muscular pain * User can switch between dual sound heads with the push of a single button * Fully functional 1 MHz and 3 MHz frequencies * 20 user defined presets with pulsed and continuous therapy * Ergonomic handle design * Two year warranty * With feeder seat floor sitter wedge and flat mobile base * Seat wedge and base are secured with velcro * Individual may be moved without repositioning *