Technical Highlights

  • Rated power 100 W, impedance 4 ohms, sensitivity 98 dB SPL.
  • Frequency range 120-20,000 Hz, Y35 magnet system, fast impulses.
  • Mounting depth 63 mm, ultra-light membrane, water resistant.
  • More technical details
Regular price €59.00
Regular price €59.00 selling price €59.00
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ProductVO-M106-S4

including VAT
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Regular price €59.00
Regular price €59.00 selling price €59.00

The VO-M106-S4 from DD Audio is a 165 mm mid-bass speaker that stands out for its high efficiency and brilliant midrange reproduction. Ideal for OEM upgrades, car hi-fi, powersport, and outdoor applications, this speaker offers maximum performance with minimal installation effort thanks to its ultra-lightweight design, wide frequency response, and shallow mounting depth. Its technical specifications include the Y35 magnet system to reduce distortion, an ultra-light diaphragm for quick impulses, and a water-resistant composite material. The rated power is 100 W with a sensitivity of 98 dB SPL, providing a dynamic sound image even with low amplifier power.

Features

  • High efficiency with brilliant midrange reproduction
  • Ideal for OEM upgrades, car hi-fi, powersport, and outdoor applications
  • Ultra-lightweight design for quick impulses
  • Shallow mounting depth of 63 mm 
  • Water-resistant composite material

Technical Data

  • Size: 165 mm 
  • Rated RMS power: 100 W
  • Impedance: 4 Ohm
  • Frequency range: 120 – 20,000 Hz 
  • Fs: 130 Hz
  • Qms/Qes/Qts: 12.55 / 1.34 / 1.21
  • Vas: 4.5 liters
  • Xmax: 4 mm
  • Suspension travel: 12 mm
  • Sensitivity: 98 dB SPL
  • BL: 4.4 Tm
  • Mounting diameter: 142 mm
  • Mounting depth: 63 mm

Frequently Asked Questions about VO-M106-S4


How powerful is the DD Audio VO-M106-S4 165 mm Mid-woofers?

This 165 mm speaker has a rated power of 100 W RMS, making it suitable for various car audio applications. With its high sensitivity of 98 dB SPL, it produces impressive volumes even with low amplifier power. If you enjoy listening to music loudly, you'll benefit from the brilliant midrange reproduction and quick transients. The Y35 magnet system dampens unwanted distortions, allowing for a clean sound image even at higher volumes. Thanks to its ultra-light diaphragm, it also responds particularly precisely in the midrange and offers a frequency response of 120 Hz to 20 kHz. The low installation depth can also contribute to comprehensive installation friendliness. Additionally, the impedance remains constant at 4 Ohm.

What installation depth should I expect, and what does that mean for my installation?

The VO-M106-S4 requires only an installation depth of 63 mm, making it especially attractive in tight door panels or limited installation spaces. Thanks to this compact format, the speaker can be placed more easily without extensive modifications. You can mount it using a mounting diameter of 142 mm, benefiting from flexible integration into your car audio setup. Since the diaphragm is water-resistant, even slightly damp installation locations can be unproblematic. When installing, ensure there is enough space for the magnetic back chamber to avoid distortions or contact with other components. This way, you achieve an optimal sound image, which is particularly practical in limited spaces.

What specific advantages does the DD Audio VO-M106-S4 offer in terms of waterproofing and ultra-light construction?

The water-resistant membrane forgoes conventional paper and instead uses a composite material that repels moisture, thus preventing corrosion or deformation. This property is particularly useful in powersport and outdoor scenarios when moisture or splashes occur. Additionally, the ultra-lightweight construction allows for quick impulse response: since the membrane is less inert, the midrange frequencies are particularly responsive. Combined with the robust Y35 magnet system, a uniform magnetic field is generated that promotes harmonious vibrations. The low mass positively affects the settling behavior across the entire frequency spectrum from 120 Hz to 20 kHz. Live drums particularly benefit from this.

What are the frequency and sensitivity values of this car Hi-Fi speaker, and what does that say about its midrange reproduction?

For the VO-M106-S4, the frequency spectrum ranges from 120 Hz to 20,000 Hz, covering both lower tones and pronounced high mids. The sensitivity of 98 dB SPL minimizes the necessary power consumption and, combined with low amplifier power, ensures remarkable volume. These specifications are particularly interesting for listeners who desire clean midrange reproduction without significant level losses. The ultra-light membrane transmits impulses very precisely, which can be advantageous when used in door speakers or coaxial setups. Guitar sounds and vocals particularly benefit from the wide transmission range, allowing for a clear sound image even at higher levels. You will notice it.

What role does the Y35 magnet play in the DD Audio VO-M106-S4 when it comes to low distortion?

The Y35 magnet system generates a very stable magnetic field, which is responsible for precise control of the voice coil. This results in less distortion at higher volumes or impulse-intensive tracks, as the voice coil remains exactly in its path. In combination with the lightweight membrane, this leads to a powerful sound in the mid-frequency range between 120 Hz and 20 kHz. Additionally, the magnet's material composition helps keep the drive efficient and maintain sensitivity at 98 dB SPL. This technical combination avoids sound-altering artifacts and enables a clearly defined sound even in tight installation environments. Drums, in particular, sound crisp.

How important are the Thiele-Small parameters for installation, and which values stand out here?

For the VO-M106-S4, the Thiele-Small parameters indicate that the Qts value is 1.21 and the Qms value is 12.55, while the Qes value is 1.34. These characteristics illustrate how well the speaker is controlled during the oscillation process and how precisely it can respond to small enclosure volumes. The Vas value of 4.5 liters indicates that the chassis is suitable for compact installation volumes. Those who enjoy building musically flexible setups benefit from these parameters in combination with the 4-ohm impedance. An Xmax of 4 mm and a suspension travel of 12 mm allow for sufficient excursion without unwanted distortion during dynamic bass runs. This keeps the sound dynamic.

Does the DD Audio VO-M106-S4 offer a wide frequency range for powersport applications, and how does one benefit from it outdoors?

It covers a wide frequency range from 120 Hz to 20 kHz, which is advantageous for various music styles and playback situations. Especially in powersport applications, where wind and engine noise often mask the mid and high frequencies, the high sensitivity of 98 dB SPL comes into play. Since a lot of volume is produced with manageable amplifier power, the sound remains assertive even in loud environments. The ultra-light diaphragm and effective magnetic system also allow for a quick attack, making instruments stand out clearly. At the same time, the water-resistant composite material prevents moisture or splashes from affecting performance. This way, outdoor locations benefit from clear, detailed sound. Electric guitars, in particular, gain significantly.

What RMS power can this 165 mm midwoofer handle, and what should one pay attention to regarding the signal input?

The VO-M106-S4 is designed for a nominal power of 100 W RMS, creating a good balance between load capacity and sound quality. Since it achieves high sound pressure levels even at lower current, you should be careful not to constantly push your amplifier or car radio to its power limit. A moderate power reserve ensures that the speaker maintains enough headroom and accurately reproduces dynamic passages. If you additionally use crossovers in your setup, you can further adjust the frequency range to prevent unnecessary bass or vibrations from affecting the midrange details. With the 4-ohm connection, the speaker can be integrated into many configurations without extensive modifications. This keeps everything stable.

How does the DD Audio VO-M106-S4 differ from other OEM upgrade solutions in terms of diaphragm and volume?

A central feature is the water-resistant composite material in the diaphragm, which is significantly more durable than standard paper cones. This not only contributes to longevity but also allows for improved response across the entire midrange up to 20 kHz. This is complemented by a very high sensitivity of 98 dB SPL, which requires lower amplifier power compared to many other OEM upgrade speakers. This results in clear, loud mids without pushing the amplifier system to its limits. Additionally, the Y35 magnet minimizes distortion even at high levels. This interplay enhances overall performance and delivers a powerful, precise representation of voices and instruments.

Can this car audio speaker also be used outdoors, and how do parameters like Xmax or suspension travel affect it?

The VO-M106-S4 can also be used in outdoor areas thanks to its water-resistant diaphragm and robust construction, such as on boats or in open vehicles. Moisture hardly affects the diaphragm, while the magnetic system made of Y35 material exerts a constant force on the voice coil. Regarding displacement, the 4 mm Xmax and 12 mm suspension travel provide sufficient movement range for strong impulses without producing sound artifacts. This way, clean mids are maintained even outdoors, even when the speakers are exposed to higher levels. The frequency coverage from 120 Hz to 20 kHz allows for broad use across many music genres. Thus, it creates sonic freedom.

Manufacturer information/responsible person

Audio Import Group
Pekka Kinnunen
Palkkitie 10
84100 Ylivieska
Finland

Contact: info@audioimport.fi

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