12V DC Digital Amplifier Board

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Description:

Power supply: 12V-15V
Interface: outer diameter 5.5MM, inner diameter 2.1MM
Board size: 140X66MM
Using double precision TL074 as input operational amplifier, good analytical ability, natural sound effect,PT2399 is responsible for sound processing.
Using the microphone automatically mute circuit, when the microphone is not inserted, the part of the circuit is completely isolated and does not affect the reproduction of the music.
Using adjustable technology.
Increased 5V output to connect Bluetooth board, more convenient to use.

Specification:

Material:
Board size: 158mm

Package Includes:

1 Piece Amplifier Board Module

5 Pieces Screw

4 Pieces Nut

Tray ;Stone Storage Case; ;Jewelry Holder;Gemstone Organizer