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Red 6.5 inch car speaker with bullet resonator

DS18

DS18 PRO-X6.4BM-Single 6.5" car speaker 500 W 4 Ω

SKU CH-S81B-3ZGV9 MPN PRO-X6.4BM-Single

6.5-inch mid-range car speaker handles 250 W RMS and 500 W peak with a bullet resonator for extended frequency response

  • Compatible vehiclesAutomotive
  • Peak wattage500 W
  • RMS power rating250 W
  • Audio sensitivity94 dB
  • Rated impedance4 Ohm
  • Product typeCarSpeakers
  • Bullet resonator extends frequency response for clearer highs
  • 500 W peak power handling delivers high-output performance
  • 250 W RMS rating sustains loud playback without strain
  • 94 dB sensitivity produces strong volume from modest amplifier power
  • 4 Ω impedance matches standard car audio amplifiers

Purpose-built mid-range driver

The DS18 PRO-X6.4BM-Single is a 6.5-inch car speaker engineered for high-output mid-range reproduction in automotive sound systems. It targets enthusiasts who need concert-level clarity and volume from a dedicated mid-range unit. The red finish and sturdy basket suit custom door or kick-panel installations where durability matters. Buyers seeking a full-range coaxial or a subwoofer should look elsewhere.

Sustained output behaviour

With 250 watts RMS power handling and 94 dB sensitivity, the speaker maintains clean output during extended high-volume sessions without thermal compression. The high-efficiency voice coil and bullet resonator work together to dissipate heat and extend frequency response under continuous load. Peak power reaches 500 watts and maximum power handling is rated at 600 watts for brief transients. The 4-ohm impedance presents a stable load for most amplifiers.

Deciding specification

The 250-watt RMS rating is the single figure that determines whether this driver matches your amplifier and system goals. It defines the continuous power the speaker can handle reliably, separating it from lower-powered mid-range units and higher-powered competition models. If your design calls for more or less continuous power, this is not the correct part.

How it compares

Measured against everything we stock in Car Stereo Speakers, at today’s prices. Recalculated every night.

Price $38.99
Cheaper than about 80% of the 379 comparable items (median $104.99).

Specifications

Product
Brand nameDS18
Model namePRO-X6.4BM-Single
Part numberPRO-X6.4BM
Product typeCarSpeakers
Product colorRed
Audio & video
Speaker unit sizeOther
RMS power rating250 W
Audio sensitivity94 dB
Rated impedance4 Ohm
Power
Peak wattage500 W
Compatibility
Compatible vehiclesAutomotive

Questions about this item

How much heat or power draw should I expect from the 250 W RMS mid-range when it runs all day?

The speaker handles 250 W RMS continuously and 500 W peak with a 4 Ω load, so your amplifier must supply that power; the driver itself has no fan or active cooling.

What amplifier or crossover do I already need to make the 4 Ω PRO-X6.4BM work?

You need an amplifier stable at 4 Ω that can deliver up to 250 W RMS per channel and an active or passive crossover set for mid-range frequencies.

Will the 94 dB sensitivity bullet mid-range keep up with my older 6.5″ woofers and tweeters?

At 94 dB sensitivity the PRO-X6.4BM matches typical mid-range efficiency, so it blends with existing drivers when level-matched through a proper crossover.

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