The new Graco Sense2Soothe Baby Swing with Cry Detection Technology is the only swing that's baby-operated. It features new technology that detects and responds to baby's cries by automatically adjusting the swing's settings to soothe them. Cry Detection Technology detects and automatically responds to baby's cries to soothe them 8 soothing motions that mimic how Mom would naturally move Seat doubles as a removable, portable rocker for use throughout the home Cry Detection Technology uses a spec