Model : MB-620CTI Detail : 16cm Component 2-way System Speakers Also Fits 13cm Factory Stocks • Woofer 16cm Carbon Fiber PP Cone • Tweeter 25mm PEI Balanced Dome • Crossover Switchable 6dB/OCT 12dB/OCT • Max Power 180 Watts • Rated Power 45 Watts • Frequency Response 30Hz ~ 58,000Hz • Sensitivity 91dB • Impeadance 4 Ohms