Professional PEN Series plastic speaker cabinet Specification: PEN08 / 08A 8inch 2 way passive molded cabinet speaker Passive / Active withamplifier Frequency Reponse:50-17KHz Sensitivity:95±2dB(1W/1m) Power(Rms/Max):90 / 180Watts 8"Woofer: Steel frame38mm VC, 30OZ, 8Ω / 4Ω Driver:25mm Ti. Diap. , 8Ω / 4Ω Blue LED indicator Dimension(WxDxH) :(205/280)x213x393mm PEN10 / 10A 10inch 2 way passive molded cabinet speaker Passive / Active withamplifier Frequency Reponse :50-17KHz Sensitivity:103±2dB(1W/1m) Rms/Max:140 / 300Watts 10"Woofer:50.5mm VC, 40OZ, 8Ω Driver:34.4mm Ti. Diap. , 8Ω / 4Ω Blue LED indicator Dimension(WxDxH) :(225/225)x260x472mm PEN12 / 12A 12inch 2 way passive molded cabinet speaker Passive / Active withamplifier Frequency Reponse: 40-17KHz Sensitivity:108±2dB(1W/1m) Rms/Max :190/380Watts 12"Woofer : Steel frame65mm VC, 50OZ, 8Ω / 4Ω Driver: 44.4mm Ti. Diap. , 8Ω / 4Ω Blue LED indicator Dimension(WxDxH) :(235/400)x310x554mm PEN15 / 15A 15inch 2 way passive molded cabinet speaker Passive / Active withamplifier Frequency Reponse:40-17KHz Sensitivity:112±2dB(1W/1m) Rms/Max :250/450Watts 15"Woofer:Steel frame75.5mm VC, 60OZ, 8Ω Driver: 44.4mm Ti. Diap. , 8Ω / 4Ω Blue LED indicator Dimension(WxDxH) :(252/420)x360x655mm Pictures: