QUANTUM Q168A Active Subwoofer System
The QUANTUM Q168A is a compact, active subwoofer system designed for those seeking quality audio performance in a space-efficient package. Measuring just 15 x 20 cm (6 x 8 inches), this system features a specially designed woofer paired with a Class A/B amplifier, making it suitable for small vehicles such as sport coupes and convertibles. Its slim profile allows for versatile installation options, whether under a seat or in a storage compartment, without compromising on sound quality.
Product Features
- Dimensions: 210 x 73 x 290 mm
- 15 x 20 cm (6 x 8”) active subwoofer
- Integrated Class A/B amplifier
- Power output: 100 Watts RMS, 200 Watts Max
- Low Pass Filter (LPF): adjustable from 50-150 Hz
- Bass Boost: adjustable 0-12dB @ 45 Hz
- Subsonic filter: fixed at 20 Hz
- Phase Shift options: 0/180°
- RCA and high-level inputs available
- Automatic turn-on function
- Includes bass remote controller












