ESX QXE 572

13 x 18 cm (5 x 7") 2-Way Coaxial Speakers (Pair)Power Rating 90/180 Watts RMS/max.Impedance 4 Ohms Frequency Range 57 - 22000 Hz 25 mm Voice Coils 11 oz (0,28 kg) Magnet Drivers 20 mm Silkdome-Neodymium-Tweeters Installation Depth 58 mm Installation Opening 126 x 179 mm