ETK3699 Digital Karaoke Surround Reverb Delay Microphone Amplifier Preamp Board

Description:

Support dynamic microphone and electret microphone input; single power supply 12V power supply, can be AC input or DC input (regardless of positive and negative), the power supply above 100mA can work normally. It can be used in karaoke with the power amplifier, and it can also be used for promotion, conferences and other occasions. The audio coupling uses Philips CBB capacitors, and all the resistors use 1% precision metal film resistors. The potentiometers are made in Taiwan and are sealed and durable. The measured sound is clear, low distortion and low noise.

Note:This board can not be directly connected to the speaker, it needs to be connected to an amplifier to drive the speaker.
 
Package including:
 
1PCS * ETK3699 Digital Karaoke Surround Reverb Delay Microphone Amplifier Preamp Board
 
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