Dual Power Microphone Amplifier Board Sound PT2399 Module Digital Reverb Plate

Description

Description:
Power supply: AC dual 12V
Output load: rear power amplifier board
Chip model: PT2399
Size: 100*57*17mm
Weight: 62g
Instructions:
1. Connect the power input terminal to the AC dual 12V power. It is recommended to use the ring cow transformer.
2. Connect the audio input to the sound source, such as mobile phones, computers, MP3 and other electronic devices.
3. Connect the audio output to the rear of the power amplifier board and the output of the power amplifier to the speaker. As shown in the picture.
4. Connect the microphone interface to the dynamic microphone (must be a dynamic microphone). All connections are complete. Turn on the power and sound source to get started.
5. There are 4 knobs in the reverberation board, which are “music volume, microphone volume, reverb depth, reverberation time ‘clockwise rotation is increased when used, counterclockwise rotation is reduced.
Precautions:
1.XH-M173 is recommended to connect the power supply to the AC dual 12V ring cattle transformer.
2. The audio output part needs to be connected to the power amplifier board, and the audio cannot be directly connected.
3. About howling, currently the world's K song products, whether it is finished products or plates, when the microphone is close to the sound, there will definitely be howling. This situation cannot be eradicated. A highly directional microphone is recommended.
Package Included:
1PCS Dual Power Microphone Amplifier Board