JBL
4343
Introduced 1976$3,130 MSRP
Legendary 4-way studio monitor that became the best-selling large monitor of its era and an icon in Japan. Uses the 2231A 15-inch woofer, 2121 10-inch midrange, 2420 compression driver and 2405 slot tweeter.
MSRP
$3,130
Used market · Very Good
$8,500
+172% vs MSRP
as of Aug 16, 2026MSRP to used market
From $3,130 at launch to $8,500 today.
Specifications
- Type
- 4-way studio monitor
- Drivers
- 15in 2231A woofer, 10in 2121 midrange, 2420 compression driver on 2307/2308 horn, 2405 slot tweeter
- Weight
- 174 lbs
- Dimensions
- 41.3 x 25.2 x 17.3 (each)"
- Impedance
- 8 Ω
- Sensitivity
- 93 dB
- Frequency response
- 35Hz-20kHz
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