PT2399 Two-way microphone Karaoke machine Preamplifier dual NE5532 echo KTV reverbration Karaoke Amplifier board pcb assembly customize

Description:
Karaoke board using the original PT2399 chip, responsible for the echo sound processing, the original PT2399 is a typical Kara 0K echo processing integrated circuits,
In CD, VCD, DVD, TV audio Karaoke machine a wide range of applications. Preamplifier with original dual amp NE5532 is responsible for audio signal amplification and effective processing.
Two-way microphone input + audio mixing technology.
 
Specifications:
Name: karaoke reverberation board
Preamplifier Chip:NE5532
output Load :4-8ohm
chip selecting type :PT2399
voltage:AC6-20V
Size: 100 * 57 * 17 mm
Weight: 62 g

note:
1. Using AC double 12V transformer
2.This board audio output part need Received amplifier board, not directly Received to the Audio
3.This board audio output part need amplifier board, not directly to the stereo