4 Ways Stereo Audio Mixer Board Drive headphone amplifier Mixing Board DIY NJM3414 Four input

Feature

1,Stereo four-channels audio input is mixed into one stereo output, which can directly drive headphones or power amplifier,

2,3.5mm headphone jack, potentiometer separately control each channel volume does not affect each other.

3, power supply is DC DC5V-12V , the magnification is about 2 times .

4,The quiescent current is about 8ma, and the NJM3414 low-voltage and high-current operational amplifier is used.

5,The maximum driving current is 70ma, which easily drives various earphones and external amplifiers.

6.Please use low ripple power supply, please use shielded cable for audio cable

The power interface is a common 5.5*2.1mm DC interface.

Board size: 40mm*99mm

Packaging Including:

1 x Mixer Board