Power handling RMS / max. P 80 / 120 Watts Impedance Z 3 Ω DC resistance Re 3.0 Ω Frequency response 120 Hz – 6,000 Hz Resonance frequency Fs 146 Hz Mechanical Q factor Qms 4.49 Electrical Q factor Qes 1.02 Total Q factor Qts 0.83 Compliance Cms 280 µm/N Equivalent air volume Vas 1.1 L Force factor B*I 3.4 Tm Sensitivity SPL 91 dB @ 2.83 V / 1m 87 dB @ 1W / 1m Cone area Sd 53 cm² Moving mass Mms 4.3 g Cone material Paper with Cenosphere coating Mechanical resistance Rms 0.87 kg/s Voice coil diameter ø 25 mm Voice coil winding height 4.8 mm Max. linear excursion Xmax +/- 2.0 mm Outer diameter ø 98 mm / 3.86″ Outer diameter with universal mounting ring ø 104,5 mm / 4.11″ Installation diameter ø 89 mm / 3.50″ Installation depth 30 mm / 1.18″ Features FlexConnect terminal, powerful push-pull neodymium magnet system, FlexMount100 Compatibility FlexMount100 FlexConnect Inlays Scope of delivery 2 x Ci3 M100FM-S3 2 x Universal FlexMount100 (with standard 4-point mounting) 2 x FlexConnect inlay A 2 x Universal connection cable 2 x Mounting material