This is a Henley karaoke machine.
This black karaoke machine has an input of 18 V DC 1.2A. It has buttons labeled power, mic input, mic volume. bass. midrange, treble, and volume. It comes with a Kings AC-DC adapter model KSS24 but no microphone.
It measures about 13.5" tall, 12" wide, and 10.5" deep.
The machine is in good pre-owned condition. It has been plugged in, and it powers on.