The SoundQubed HDS-MB69-4 is a 6x9” mid-bass loudspeaker designed for rugged, high-output performance in any environment. With 150W RMS and 300W peak power handling at 4 ohms, it delivers tight midrange and clean upper bass across a broad 60Hz–10kHz frequency range. Featuring a high-efficiency 95dB sensitivity and a water-resistant IP65-coated paper cone, it’s built to withstand the elements in marine, off-road, or outdoor audio setups. A 1.5” Kapton voice coil, ferrite motor, and spider-crossed leads ensure thermal stability and durability. Whether in custom installs or pro sound applications, the HDS-MB69-4 combines clarity, output, and reliability in one weatherproof package.