WEON True Bass Subwoofer Pre/Low-Pass-Filter Board for True Bass Output | Only Soft Low bass Frequencies | Cuts Vocal & Treble Sounds | in Built Gain Adjustment

WEON True Bass Subwoofer Pre/Low-Pass-Filter Board for True Bass Output | Only Soft Low bass Frequencies | Cuts Vocal & Treble Sounds | in Built Gain Adjustment

AUDIO LITE 150W Mono Amplifier Board Using 2 Pair of 2SC5198+2SA1941 as Main Output TRANSISTORS. (Complete C-3)

Electronic Spices 3 Channels Preamplifier Tone Board Audio Bass Treble Control Equalizer Board works on 12-0-12 transformer and better IC