Speksifikasi Nominal diameter 381mm/15in Power rating 400watt-800watt Nominal impedance 8 Sesitivity 93dB Frequensy range 45-2500Hz Chassic type cast aluminium Magnet type ferrite Magnet size 170x85x20mm Magnet weight 1.64kg/57.9oz Voice coil diameter 75.5mm/3in Coil material SV-W Number of layers 2 (outside) Former material Glass Fiber Cone material Paper Surround material cloth Spider single X-max 5 MM/0.2in Gap depth 8 mm/0.31in Voice coil winding width 15 mm/0.59in