Karaoke Microphone Amplifier Module Stereo PT2399 AC 12V

This type of karaoke board adopts PT2399 chip, which plays the role of echo sound effects.

PT2399 is a typical karaoke echo processing integrated circuit.
The prime amplifier of the microphone used two classic dual-transport NE5532.

It is used for audio signal amplification and effective processing.

The board is with two-channel microphone input and audio hybrid technology.
You can enjoy the fun of karaoke.