A karaoke machine is an electronic device that plays music tracks while displaying the lyrics on a screen. Users can sing along to their favorite songs, often using a microphone. These machines are popular in homes, bars, and entertainment venues, allowing people to enjoy singing in a fun and social environment. Many karaoke machines come with features like built-in speakers, voice effects, and the ability to connect to a TV or projector for larger displays. Some models also offer a wide selection of songs across various genres, making it easy for users to find and perform their preferred tracks.