(On back-order to mid-May.) KIDKRAFT Sing Along Mic & Amp Set Singing is a fun activity that kids can engage in with this kids' sing along set. With the adjustable microphone, kids can sing solo or sing while accompanied by background music. With the pre-loaded sounds that are included in this toy, singing is even more fun and creative. The auxiliary jack makes using this toy more convenient, and it's easy to hook up an mp3 player, a smartphone or a CD player to make the concert more customized. Choose any background music you want and connect it to the microphone for endless fun. This microphone is lightweight and is easy for kids to take it to any room in order to give a personalized concert. Let your child push a button for either cheers or jeers and choose from among four musical beats. The built-in speaker makes this microphone all inclusive and ready for your child to put on a show. Adjust the height of this unit from 28" to 46" tall for a customized expire that can grow with your child. It weighs 20 pounds and delivers all of the fun of karaoke in one compact unit.