• Quantum Subwoofers

    Match these subs with the
    right amp then hold on for
    a low-frequency ride.

  • QS1TW Swivel Tweet

    Featuring a 1″ dome tweeteradvert2
    and max power handling
    of 300 watts!

    • QEQ7 – 7 Band Equalizer

      This versatile equalizer features selectable 2/4/6 channel Input of adjustment for fine tuning your sound system. Read More...

    • QPSM8v2: Quantum Pro Audio Mids

      With a max power of 300 watts and a shallow mount basket, the QPSM8 blows everything else out the water. Read More...

    • QRS Speaker Series

      Wow, talk about efficient! These speakers sound great powered by a factory radio or an aftermarket car stereo! Read More...

    • QU6500.1D: Bass In Yo Face!

      Quantum Audio's QU6500.1D mono amplifier can send up to 6500 watts to your subs! Loud enough for ya? Read More...