XH-M173 Karaoke Reverb & Microphone Amplifier Board

The XH-M173 Karaoke Reverb Board is a high-performance audio module designed to mix microphone inputs with background music while adding adjustable echo and reverb effects. Built around the renowned PT2399 digital echo processing chip and NE5532 operational amplifiers, it delivers clear, professional-grade vocal amplification without unwanted noise.

Perfect for DIY karaoke systems, active speaker upgrades, and custom PA setups, this singing amplifier board features two standard 6.35mm microphone jacks. The intuitive layout includes four precision potentiometers, allowing users to independently adjust microphone volume, background music volume, reverb depth, and reverb time. It easily interfaces with your existing power amplifier and circuit diagram to create a complete karaoke machine.

Features:

• Professional Reverb: Utilizes the PT2399 digital delay/echo chip for rich, adjustable vocal effects.
• High-Fidelity Amplification: Incorporates NE5532 op-amps for low-noise, crystal-clear microphone pre-amplification.
• Dual Mic Inputs: Features two 6.35mm (1/4") jacks to support two microphones simultaneously.
• Independent Controls: Four adjustable knobs for Mic Volume, Music Volume, Reverb Depth, and Reverb Time.
• Complete Kit: Includes the main board along with mounting nuts and washers for the potentiometers.

Package Includes:

1 x XH-M173 Karaoke Reverb Board
1 x Set of Mounting Hardware (Nuts & Washers)