Dimension: 42*216mm Cone Material: Paper Edge: Foam/Cloth Nominal Power: 10W Maximum Power: 15W Impedance: 4/8/16/32+15% Voice coil: Fo: 135+20%Hz Response: Fo-20kHz S.P.L: 84+3dB/1W/0.5M Magnet Size: 13.7*4.5/13.2*3(NdFeB) Net weight: g
