Circuit architecture: This circuit is a 47-amp single-supply op amp amplifier circuit, and the power supply is AC 6V to 18V. Or DC 9V to 24V.
Dual-channel design, its op amp is compatible with multiple specifications of dual op amps, and there is Taiwan Zhengling's op amp socket on the circuit board, which can be replaced with different op amps.
The circuit design is exquisite, using imported fever capacitors, FR-4 high-quality tinned PCB, not only beautiful, but also good sound, the judgment method of the bottom noise.
This version is a single power supply amp, optimized and improved many times, because of its simple structure and good sound.

Colour:As shown
Material:Plastic+PCB
Size:80 x 40 x 22mm

Package Contents:
1 x 47 Headphone Amplifier Board