4 Transistor Bass Treble Board – Stereo Audio Tone Control Kit

Upgrade your audio system with this high-performance 4 Transistor Bass Treble Board featuring independent Volume, Bass, and Treble controls. Designed for crystal-clear sound output, deep bass response, and smooth treble adjustment, this stereo tone control kit is perfect for DIY amplifiers, home audio systems, and speaker projects. Built with quality components for stable and reliable performance.