1. duct Info Technical Data Type Installation speaker Engineering Principle 2x2 way free air system Nom Music power handling 60 110 watts SPL 1 watt Im 87 db 1 W 1 m Frequency response 45 30 000 Hz Crossover frequency 3 000 Hz Woofer 1x 165 mm 6 polypropylene Tweeter 2x 20mm 1 Fabric Special Features Adjustable tweeter level Single Stereo System Gold plated clamp contacts Nominal Impedance 2x8 ohms Diameter 23 8 cm 9 4 Installation opening 20 4 cm Installation depth 8 4 cm 3 3 Weight 1 6 kg Finish 1 White Available accessories CFB 650 CANTON German loudspeaker tradition