... full-range loudspeaker. K12: 2-way, 12 woofer+44T tweeter K15: 3-way, 15 woofer+74Tmediant+44T tweeter K30: 3-way, dual ... 15 woofer+74Tmediant+44T tweeterFeatures of K series loudspeaker ... be achieved, and the installation is very easy.3. The woofer and tweeter are respectively driven by class D amplifies, so ...