a soft cushion having a mechanism mounted therein for imparting electromagnetic hammering mode massage to its user , the device including an electromagnetic hammering mechanism , a clamping plate frame , and an electric control unit . the device is portable and may be used either as a soft cushion or as a hammering mode massage unit in which selection of the massage frequency , intensity and massage status is possible . the device may be held by hand , or put on a sofa , chair , bed , or car seat .