The commercial Bodyworn systems were a box that fits on your belt; they were totally analog. Current material refers to 'bodyworn' for babies and toddlers who

The commercial Bodyworn systems were a box that fits on your belt; they were totally analog. Current material refers to 'bodyworn' for babies and toddlers who tend to lose BTEs. You get the same BTE, but it's strapped more firmly to the body.