This karaoke machine for kids & adults has powerful functions. Karaoke machine, portable speaker, music player, and party lights all in one! It supports TF cards, Bluetooth, and AUX IN. It is also compatible with various devices such as mobile phones, tablets, PCs, and iPads for a truly versatile karaoke experience. The wireless mic will automatically connect with the speaker when powered on, a distance up to 32 feet.