TRF 8MR180

MODEL: TRF 8 MR180Nominal diameter:8" (203mm)MAX Power Handling:200WRMS Power Handling:100WFrequency response:125Hz-9KHZNominal impedance:4ΩSensitivity: 97 dBmagnet: FerriteVoice coil diameter:1.5"Voice coil wire:CCAWEquivalent volume:Vas 14.52 LFree Air Resonance:Fs 98 HzMechanical Factor:Qms 4.69Electrical Factor:Qes 0.71Total Factor:Qts  0.62Cone  Area:Sd 216.4cmMechanical Mass:Mms  12 gBI Factor:BI  5.76TmDc Resistance:Re 3.2 OhmsOverall Diameter:8.18"(208.0mm)Front Mount Baffle Cutout:7.34"(186.5mm)Mounting Depth:3.30"(84mm)Overall Depth:3.54"(90.0mm)