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Helix Ci7 T20FM-SC

20 mm high-end silk dome tweeter with coupling volume for low resonance frequency
Highly efficient neodymium magnet for optimal magnetic flux
Integrated, damped coupling volume for low crossover frequency
Stable aluminum housing, compact design
FlexMount mounting system for universal and vehicle-specific installation
Frequency range from 1,500 Hz to 30,000 Hz
Impedance 4 Ohm, sensitivity 91 dB @ 2.83V / 1m