Be ready to sit for your own personal concerts when your little ones have this microphone that can connect to your Bluetooth. They will perform their favorite songs for you in the comfort of your own home. These are so much fun for littles and bigs! Have a family fun night where everyone can join. Comes with the display batteries which are very weak. They only allow a slight burst of flashing light and sound. New batteries will need to be installed. Vtech is such a great brand for teaching skills from hand/eye coordination to personal confidence.