... -17KHzSensitivity:95±2dB(1W/1m)Rms/Max:90/180Watts8″Woofer 38mm VC, 30OZ, 8Ω25mm Ti. Diap. driver ... 50-17KHzSensitivity:90±2dB(1W/1m)Rms/Max:90/180Watts8″Woofer 38mm VC, 30OZ, 4Ω25mm Ti. Diap. driver ... 40-17KHzSensitivity:108±2dB(1W/1m)Rms/Max:160/380Watts12″Woofer 65mm VC, 50OZ, 8Ω34mm Ti. Diap. driver ... 40-17KHzSensitivity:96±2dB(1W/1m)Rms/Max:160/380Watts12″Woofer 65mm VC, 50OZ, 4Ω34mm Ti. Diap. driver ...