The Hertz Cento 4" Coax Speaker is a 2-way coaxial car speaker designed to deliver clear, balanced audio. Featuring a semi-pressed paper + mica cone material for the woofer and a Tetolon coil tweeter, these black 4-inch speakers offer a frequency response of 80 Hz to 22 kHz with a sensitivity of 92 dB. With 40W RMS power handling (120W peak) and a 4-ohm impedance, they are ideal for upgrading your vehicle's sound system.
Ensure speaker size matches your car's factory openings. Match the RMS power rating of the speakers to your stereo or amplifier to avoid distortion and damage. Available from $249.99.
Car speakers rely on the vehicle's electrical system, having zero direct home energy cost. Costs are mostly upfront, with occasional repairs needed if pushed beyond their limits.
Common Failure Modes
Speakers typically fail due to blown voice coils from over-amplification or physically torn speaker cones from age and sun exposure. Wiring connections can also corrode over time.
Ensure speaker size matches your car's factory openings. Match the RMS power rating of the speakers to your stereo or amplifier to avoid distortion and damage.
Car speakers last 5-10 years. Sun and heat degrade the foam surrounds causing buzzing.
The Hertz Cento 4" Coax Speaker is available at abt, starting at $249.99.
Car speakers rely on the vehicle's electrical system, having zero direct home energy cost. Costs are mostly upfront, with occasional repairs needed if pushed beyond their limits.
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