MB Quart QS 165.3

16,5 cm (6.5") + 7,5 cm (3") 3-way Component SystemSpecifications:165 mm Polycone Woofers 7,5 cm Polycone Mid Speakers 25 mm Silk Dome Tweeters 3-way Crossovers Power Rating 90 Watts RMS Power Rating 180 Watts MAX Impedance 3 Ohm Woofer: Installation Depth 60 mm, Installation Opening 143 mm Mid Speaker: Installation Depth 41 mm, Installation Opening 73 mm