A commercial quality karaoke machine can cost up to $2500.
If you already have a karaoke machine, you will also need speakers, amplifier, mixer, microphones, TV or screen so that you can set up a studio with pretty good sound effect. Of course, the quality of products you choose is important too. I recommend Unify company's karaoke equipment. The quality is really good.
Depending on how elaborate your setup needs to be a single professional grade Karaoke machine is enough if you have a sound system.However a soundboard is a big plus.I've got a karaoke DVD player that works okay,but that isn't an option for you.
To connect a karaoke machine to a PA system, first, locate the audio output on the karaoke machine, typically using RCA or 1/4-inch jacks. Then, use the appropriate cables to connect these outputs to the input channels on the PA system. Ensure the PA system is set to the correct input source, and adjust the volume levels on both the karaoke machine and the PA to achieve the desired sound. Finally, test the setup with a microphone to ensure everything is functioning properly.
Every karaoke machine have wires and outlet that will hook up and be compatible with any computer.
Your karaoke machine should come with cables need to connect it to your TV,if not traditional AV cables should work.
You should expect to pay up to $500 for a high quality DVD karaoke machine.
IDOLPRO DVD/CDG Multi-Format Karaoke Player is durable enough for a bar setting.
It only takes 5 minutes to set up and configure!
It won't be hard at all, you only need to plug in the power cord and phone cord.
The Singing Machine STVG535 can either be hooked up to the computer or can take CDs.
The Singing Machine Karaoke STVG700 and 718 can be hooked directly to your TV. If you purchase one component, for instance the CDG player, you can also use your TV for the screen, but will need to purchase speakers separately for the sound.