The Vtech Little Friendlies Sleeping Stars Mobile (33 X 10 X 45 Cm) Features A Projector With Light Of Different Colors And 3 Modes Of Sound .Detachable Projector For Stand-Alone Illumination .Voice-Activated Function Makes It Automatically Play Music And Sounds When Baby Cries Or Makes A Sound .Equipped With Brightness Control To Adjust From Soft Lighting To Bright Illumination .Over 70+ Songs, Lullabies, Sounds And Phrases .Plays Up To 30 Minutes Of Continuous Music. Timer Can Be Set To 10, 20 Or 30 Minutes Of Music Play .Attaches Easily To Any Cot Or Crib With Bars .