6-1/2" Platinum RoundPart Number: MA-6600 High power, multi-component, round speaker with a clean low profile and a full range of audio performance. Get deep, rich sound from a 6-1/2 two-way speaker with a 1" tweeter. Flush mount. MA-6600 are 400W/pair.FeaturesWaterproof and corrosion proofColorfast plastic frame withstands UV raysRugged powder coated stainless steel grillMeets or exceeds ASTM UV and salt spray testsLead wires and stainless stell mounting hardware includedAvailable in white onlySpecificationsFrequency Response: 54Hz to 20KHz (2 way)SPL: 85dBPeak Power: 400W/pairSpeaker Impedance: 4 ohmWeight (each): 3.65lbMounting Depth: 3" (76mm)Outside Grill: 7-5/8" (193mm)Cutout: 5-13/16" (147mm)Cone Size: 6-1/2" (165mm)Continuous Power: 100 W RMS/Speaker