SPECIFICATIONS INTEGRA OVATION XO 4" INTEGRA OVATION XO 5" INTEGRA OVATION XO 6" Nominal Impedance 4 Ohm 4 Ohm 4 Ohm Power Handling 80W 90W 100W Max. Transient Power Handling 250W 300W 400W Sensitivity (2.83V/1M) 88dB 89dB 90dB Frequency Response 60-25000Hz 50-25000Hz 45-25000Hz Crossover Point 3200Hz 6dB/octave 3200Hz 6dB/octave 3200Hz 6dB/octave Voice Coil Diameter Woofer: Tweeter: 54mm (2.10") 28mm (1.10") 54mm (2.10") 28mm (1.10") 54mm (2.10") 28mm (1.10") Voice Coil Wire Woofer: Tweeter: Hexatech Aluminum Copper Hexatech Aluminum Copper Hexatech Aluminum Copper Magnet System Woofer: Tweeter: Neodymium Neodymium Neodymium Neodymium Neodymium Neodymium Mounting Depth 50mm (2") 60mm (2.36") 61mm (2.40")