... :5.7kgs(without package)Double voice coil, double terminal, 2+2ohm or 4+4ohmfor your choice.Double magnet to make sure the ... .37inch(162mm)Magnet Diameter 5.5inch(140mm)Displacement 0.094ft3/ 2.7Liter LMS Item:WRD122/124 parameter SPL(dB) 86.6Re ... Tianlun Electroacoustic Co., LtdAdd:No.7 Building, Meilun Technopark,No.2 Jinxing Road,Jinxing village,Yuhang Town,Yuhang District,Hangzhou,China ...