2-way coaxial system, 4 inch / 100 mm woofer with woven fiberglass cone and integrated 0.75 inch / 19 mm tweeter with silk dome and neodymium magnet

4 inch / 100 mm woofer with very stiff and non-resonating cones made from woven fiberglas Specially shaped butyl surround for larger effective cone area and increased maximum excursion 0.75 inch / 19 mm silk dome tweeter with neodymium magnet for brilliant and smooth treble response Individual HELIX design basket with additional ventilation holes for better voice coil cooling and high power handling Separate inline crossover with integrated tweeter protection Grille included