JBL HDI-4500 Center Channel Loudspeaker 

Designed and engineered in JBL’s world-famous acoustic engineering facility in Northridge, California, the HDI-4500 is the anchor of a complete HDI Series surround system. This center channel loudspeaker features a 2 ½-way design with patented High-Definition Imaging (HDI™) waveguide technology, the patented 2410H-2 1-inch  compression driver, and quadruple 5.25-inch Advanced Aluminum Matrix cone woofers for powerful dynamics and incredibly accurate sound reproduction.

The HDI-4500 enclosure is heavily braced to provide a solid acoustic foundation, and incorporates a bass reflex design with dual rear-firing, computer-optimized flared ports. The sophisticated curved cabinet features a modern design finished in a choice of automotive-grade painted High Gloss Black, or furniture-grade satin Walnut or Gray Oak wood veneers. A black cloth, magnetically attached grille completes the elegant appearance.

Features

• Patented HDI™ (High-Definition Imaging) waveguide technology
• Patented 2410H-2 high-frequency compression driver
• Quad 5.25″ (130 mm) cast frame, Advanced Aluminum Matrix cone woofers with 1.5″ voice coils
• Contemporary design with premium finishes including high-gloss Black, satin Gray Oak wood veneer, and satin Walnut wood veneer

Specifications

Enclosure type: Bass-reflex design with rear-firing port
High-frequency transducer: 1″ (25 mm) Teonex compression driver
Low-frequency Transducers: 4 x 5.25″ (130 mm) black Advanced Aluminum Matrix cone, cast frame woofer
Crossover frequency: 600 Hz, 2,200 Hz
Sensitivity (2.83V @ 1M): 90 dB
Nominal impedance: 4 ohm
Frequency response (-6 dB): 50 Hz – 30 kHz 
Dimensions (HWD): 7.48 x 33.13 x 12.3” (190 x 841.4 x 312.5 mm)
Net weight: 44.33 lb (20.11 kg)