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About the HDI-3800
The JBL Synthesis HDI-3800 is the flagship floorstanding model in JBL’s HDI Series, designed and engineered in Northridge, California. It uses JBL’s patented High-Definition Imaging (HDI) horn geometry with a 1-inch compression driver and three 8-inch Advanced Aluminum Matrix woofers for high output, wide dynamics, and controlled directivity. The cabinet is a bass-reflex design with rear-firing ports, and the speaker is offered in premium finishes including high-gloss black, satin walnut, and gray oak. It is a current-model design in the HDI lineup, but some retail listings may show limited stock or sold-out status rather than end-of-life discontinuation.
Specifications
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