Audio Visual Beauty SSM-Q525, Q528 recording

Soundvision SSM-08 Control Board Card Scheme

Soundvision SSM-06 round panel control panel

SoundVision SSM-23W (No. 669)

Soundvision SSM - dual 6.5 inch box S6

Audiovisual beauty SSM-139A decoding board

Soundvision US dual 8-inch box/dual 10-inch box

Sound Visual Beauty SSM-858 Five Knob Scheme

Audiovisual SSM-Q18, Q19 inward and outward

Audiovisual SSM-12 Mini Display Panel