moms mamaRoo 4 baby swing, high-tech baby rocker, Bluetooth enabled – soft, plush fabric with 5 unique motions This thing is amazing!!! Selling our gently used Mamaroo swing. It has 5 different settings of movement, plus you can hook up to your phone via bluetooth if you want to play music. We are throwing in the newborn insert for free, which is normally sold separately. It is reversible. Our babe loved this. He has just grown out of it. Very clean, no stains etc. The 4moms® mamaRoo®4 infant seat bounces up and down and sways from side to side, just like parents do when comforting their babies. It features five unique motions and five speed options for a total of 25 different combinations. Soothe your baby with one of the four built-in sounds, or connect any MP3 device. The mamaRoo4 seat offers full recline to allow baby to lie back and relax or sit up and play. The mamaRoo4 plush seat fabric is softer, blanket-like material. Seat fabric is easily removed and machine washable.