Which karaoke accessories you need will depend on what kind of system you buy. For example, if you’re buying a portable Bluetooth speaker that doubles as a karaoke machine with traditional microphone inputs, the first thing you’ll need is a good microphone like the Shure SM58 and a cable (or two). If your device offers only quarter-inch inputs, you’ll want to add an XLR to quarter-inch cable or an XLR to quarter-inch adapter.
That’s a great start, but even if your machine comes…