The SoundQubed HDS-MB8-4 is an 8” mid-bass loudspeaker engineered for powerful, weather-resistant performance in any application. Delivering 150W RMS and 300W peak power, this 4-ohm driver features a high-efficiency 97dB sensitivity and a wide 60Hz–5kHz frequency response for tight, punchy mids and upper bass. Built with a coated IP65 water-resistant paper cone, cloth surround, and rugged steel basket, it’s designed to thrive in outdoor, marine, or off-road builds. A 1.5” Kapton voice coil and spider-crossed leads ensure durability under heavy use. Whether in pro audio systems or custom vehicle installs, the HDS-MB8-4 brings clarity and volume with all-weather reliability.