MB Quart Discus speakers offer greater detail in audio with brighter highs.

DISCUS is BACK! ALL-NEW for 2024 MB Quart Discus speakers deliver highs with incredible clarity in every note with inverted dome tweeter technology setting the bar in playback. Get ready to embrace more detail in every song with improved tweeters brightening highs, steady mids adding layers of richer sound, and an overall upgrade to your MB Quart audio system. Enhanced butyl rubber surrounds provide durability and deeper mid-bass impact in every beat as the cone/surround connection utilizes a high-temperature adhesive, which assures the cone and surround do not separate in high power uses or extreme weather. Get ready to embrace more of your playback through Discus technology!

Alden Stiefel, President of Maxxsonics, said, Discus is BACK, and we are very excited for the inverted tweeter technology to bring out more detail in audio. The MB Quart Discus line of speakers has many options to choose from including, a 6.5-inch component car speaker system, the DS2-216 – offering incredible clarity and detail to audio. Brighter highs within detailed trebles are about to transform to another level with this line of Discus speakers.


MB Quart Discus speakers preserve quality sound through innovative inverted dome tweeters that make every high brighter with more detail and depth. Get ready to hear more detail, more clarity, and more sound through the technology of MB Quart Discus. Discover what layers of audio are hidden through inverted dome tweeter technology.

The MB Quart Discus speaker line includes 3.5-inch coaxial speakers, 4-inch coaxial speakers, 5.25-inch coaxial speakers, 6.5-inch coaxial speakers, 6.5-inch shallow mount coaxial speakers, 4×6-inch coaxial speakers, 5×7/6×8-inch coaxial speakers, 6×9-inch coaxial speakers, and a 6.5-inch component speaker system.



Aluminum inverted dome tweeters deliver great sound with increased reliability.


Butyl rubber surrounds provide durability and deeper mid-bass impact.


Lightweight thermal-formed Polypropylene cones enable faster midrange response.


Pure Copper voice coil creates a strong magnetic field with a very thin extrusion. Kapton voice coil former is lightweight and efficiently dissipates heat.


Natural fiber allows flexibility, while the infused epoxy gives strength during the manufacturing process.


Ferrite magnet motor creates a strong magnetic field while remaining small enough to fit in nearly every application.

DK2-169 6×9-inch coaxial Discus speakers [FRONT/SIDE] (shown above)
DK2-169 6×9-inch coaxial Discus speaker [BACK] (shown above)

Discover more of your sound through reinvented Discus technology.

Follow the link HERE for a complete breakdown of the entire line of MB Quart Discus Speakers.