voice button 1,size:85mm Dia x33mm H 1 ... sound 4,press the top to play pre-recording sound voice button 1,size:85mm Dia x33mm H 2,custom ... sound 4,press the top to play pre-recording sound .5,Comply CE&RoSh6,Your OEM or ... can record sound into the chip of music button.8,Pls send your logo with PDF or ... on the top of it.9,Music button is very suitable for promotion,gift,giveaway,fridge,game console etc. ...