Bring thunderous bass to any vehicle with the DS18 SQBASS8, a compact yet powerful amplified subwoofer engineered to deliver deep, rich sound without taking up valuable space. Perfectly designed to fit discreetly under your car seat, this all-in-one system combines DS18’s superior subwoofer craftsmanship with a high-efficiency built-in amplifier for unbeatable performance and precision.

The SQBASS8 handles an impressive 150W RMS (800W Peak) of pure bass power, giving your audio system the punch it deserves. Despite its slim profile, this 8” amplified subwoofer produces full-bodied low frequencies that transform your music into an immersive experience. Its frequency response of 36Hz–300Hz ensures tight, articulate bass reproduction across a wide range of genres — from hip-hop and EDM to rock and classical.

Equipped with a built-in digital Class D monoblock amplifier, the SQBASS8 delivers optimal efficiency and clean, distortion-free sound. The included remote bass control knob lets you fine-tune your sound on the fly, adjusting your bass from 0–30dB to match any mood or music style. Its signal-sensing auto turn-on feature provides seamless integration with factory or aftermarket systems, making installation effortless.

The durable aluminum housing, polypropylene cone, and rubber surround are built to withstand years of heavy use while maintaining premium sound quality. Advanced protection features — including thermal, overload, short circuit, and voltage protection — ensure safe, reliable performance at any volume.

With its slim 3-inch profile, the SQBASS8 fits comfortably under most vehicle seats, making it the ideal solution for those seeking powerful bass in tight spaces. Whether you’re upgrading your factory system or building a custom setup, the DS18 SQBASS8 delivers the deep, controlled bass you’ve been missing — all in a sleek, space-efficient design.

Key Features:

• 8" Amplified Subwoofer Enclosure

• MAX Power: 800 Watts / RMS Power: 150 Watts

• Impedance: 2-Ohm

• Built-In Digital Monoblock Amplifier

• Frequency Response: 36Hz–300Hz

• Under Seat Design – Compact & Powerful

• Remote Bass Control Knob Included

• Aluminum Housing for Heat Dissipation

• Protection Circuits: Thermal, Overload, Short Circuit, and Voltage