1. Antimagnetic speaker, :No IC, not spray oil, regrind materials:184*100*180mm// 5. Carton size:528*388*562mm//30set/box ctsize:ColorBox size:185*105*185mm// size: 650*368*368mm//40set/box8. PMPO:300W:0.5Wx2 Voltage:9V 0.2A:2.25" Impedance: 8Ω response:20Hz-20KHz:≥45dB to Ratio:≥5dB:<0.5%
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