AI-generated approximation — not official manufacturer imagery.
About the 4309
The JBL 4309 is a compact, high-performance bookshelf loudspeaker designed and engineered in JBL’s acoustic engineering facility in Northridge, California. It features a 2-way design with a 6.5-inch (165mm) cast-frame, Pure-pulp cone woofer and a patented 2410H-2 1-inch (25mm) compression driver mated to a High-Definition Imaging (HDI) horn. This combination provides powerful dynamics and accurate sound reproduction. The speaker has a frequency response of 42 Hz to 30 kHz (-6 dB) and is available in Satin Walnut or Black Walnut furniture-grade satin wood veneers. It is recommended to pair the JBL 4309 with amplifiers delivering between 25 and 150 WRMS, as it has an impedance of 4 ohms.
Specifications
Key Specifications
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