noun
online karaoke; karaoke on demand
A karaoke system that streams songs via a network connection, as opposed to playing from local storage. Common in commercial karaoke boxes.
最近のカラオケボックスはほとんど通信カラオケを導入している。
Most karaoke boxes these days have adopted online karaoke systems.
With online karaoke, you can sing new songs right away.