Features: 1) Rated impedance (ohms): 4, 6, 8 3) Rated power (W): 100 4) Max. power (W): 100, 120, 150, 160, 180 5) Voice coil (inch): 0.75 6) Magnet (inch): 70 x 32 x 12, 80 x 40 x 15, 100 x 45 x 18 7) Plated injection cone 8) Applications: car, color TV set, radio, electronic toy