Current JBL studio monitor 4309. A ring radiator type compression driver equivalent to the higher-level model is used for the medium to high range unit. It is highly capable as a desktop monitor. The exterior is good without any major noticeable scratches (Daiki Goto)
Maintenance information: 2025.11.21 operation confirmed
Accessories: manual
Main specifications: 2-way bass reflex type nominal impedance 4 ohms output sound pressure level 87 dB frequency characteristics 42 Hz to 30 kHz crossover frequency 1.6 kHz W260 ✕ H419 ✕ D227mm 11 kg