ESK-163L.5 - Hertz 6.5" 375W Peak 3-Way Component Speaker System ESK-163L.5 - Hertz 6.5" 375W Peak 3-Way Component Speaker System EV 165L.5 165mm (6.5") Woofer ET 26.5 26mm (1" Neodymium Tweeter EMV 100.5 100m (4") Midwoofer CX300.5 Crossover LP/BP/HP at 600Hz - 12/6 dB Oct. 6 kHz - 6/12 dB Oct.