Specifications

Feature	Value	Comment
Maximum Recommended Amplifier Power	125W
Power Handling (Continuous/Peak)	60W/240W
Nominal Impedance	8 Ohms
Sensitivity (2.83V/1m)	86dB
Frequency Response (±3dB)	60Hz – 40kHz
Crossover Frequencies	3300Hz – 24dB/Octave 12,000Hz – 18dB/Octave Straight-Line Signal Path™ (SSP)
Ultrahigh-Frequency Driver	3/4" (19mm) Polyester-film ring radiator mounted in JBL EOS waveguide, shielded
High-Frequency Transducer	3/4" (19mm) Titanium-laminate dome in EOS waveguide, shielded
Low-Frequency Transducer	5" (130mm) PolyPlas™, shielded
Magnetically Shielded	Yes
Terminals	Gold-plated, 5-way binding posts
Dimensions (H x W x D)	12-1/2" x 6-7/8" x 8" (318mm x 174mm x 203mm)
Weight per Speaker	10.3 lb (4.6kg)
Release Date
First seen	26 May 2008

JBL ES20