No activation code is required to open Mark Karaoke. Kaimai Karaoke is a karaoke application for TV. Kaimai KTV is based on massive music library resources, chasing current variety music, and providing fashionable and cool home KTV services. The software contains karaoke songs from 50 variety shows such as I Am a Singer, China's New Singing, The Masked Singer, Happy Boy, Super Girl, The Voice of China, etc. Users can enjoy stunning visual and auditory performances in the open labels.