pioneer model sx-1500l model 1986,2x45w,30hz-20khz,made in japan,4,3kg,radio fm si am,4 iesiri.5 benzi egalizator...si un pioneer sx-304rds model 1995 2x50w 10hz-70khz 5,6 kg fm,am..pretul e de 250 lei pe bucata.amplifuri jvc,technics,sony,etc,se probeaza pe boxe de putere la 300 lei.