hd Sub-Series
High Performance Subwoofer
- passive high-performance loudspeakers
- high sound pressure and compact dimensions
- extended bass reproduction
- excellent dynamics
M20 thread
installation version available
Harmonic Design subwoofers use advanced technologies in component design, acoustics and signal processing for extreme bandwidth, tonal consistency and impulse accuracy.
The hd Sub-Series includes tailor-made passive subwoofer solutions for the perfect complement of full-range loudspeakers, as well as the now ubiquitous column speakers and LineArrays. From the smallest, the hd Slim265 to the hd Infra218, the hd Sub-Series offers universally applicable and exceptionally powerful passive subwoofers for a variety of live and fixed installation applications.