8.5" MT8HLB Wake Tower X Speakers - 450W Pair - Black 

Features:

• Power Handling: 150W RMS, 450W Peak 
• Sensitivity (@ 2.83V): 92dB
• Frequency Response: 40Hz – 20kHz 
• Voice Coil Diameter: 1.5in. (38.5mm) 
• Impedance: 4 ohms
• Adjustable bar diameter from 1.75in – 3in. (44.5mm – 76.2mm)