JBL Synthesis 4307 - 150W 10 3 way Studio Monitor

$7,999 (pair)

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  • Manufacturer's Full Warranty applies to this item
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  • 25 – 200 watts suggested amplifier range
  • 12" (300mm) low-frequency transducer for low-distortion, natural sound
  • 5" (125mm) midrange transducer for smooth midrange reproduction
  • 1" (25mm) high-frequency transducer for sparkling HF response
  • Front-mounted ports for extended low-frequency response
  • Continuously variable midrange and high-frequency attenuators to tailor overall sound
  • JBL sound: a heritage of excellence
Finish Cherry
Type Bookshelf Speakers

Audio Specifications

Frequency Response 45 Hz - 45 kHz
Maximum Recommended Amplifier Power 150 W
Crossover Frequencies 1.5kHz/6.5kHz
Sensitivity 91 dB(2.83 V/1 m)

Speaker Specifications

Midrange Transducer 125 mm pure pulp cone midrange
High-Frequncy Transducer 38 mm pure titanium dome tweeter
Low-Frequency Transducer 250 mm pure pulp white cone woofer


Height (mm) 328
Weight (kg) 16.6 kg
Width (mm) 545
Depth (mm) 300