MADE IN USA. TITANIUM TWEETERS.12inch ,Deep base.
The JBL S312 is a robust 3-way floorstanding loudspeaker from JBL's Studio Series. It features a massive 12-inch woofer designed to deliver deep bass, making it a highly regarded choice for both home theater setups and large listening spaces. [1, 2, 3, 4, 5]
Here are the key specifications for the JBL S312:
Design: 3-Way Floorstanding Loudspeaker
Low-Frequency Transducer: 12" PolyPlas™ (polymer-coated cellulose fiber) cone woofer
Midrange Transducer: 4" PolyPlas™ cone midrange
High-Frequency Transducer: 1" Pure-titanium dome tweeter with an EOS (Elliptical Oblate Spheroidal) waveguide
Maximum Recommended Amplifier Power: 250 Watts
Frequency Response: 35Hz – 20kHz (±3dB)
Sensitivity: 92dB (2.83V/1m)
Nominal Impedance: 8 Ohms
Crossover Frequencies: 750Hz and 3000Hz
Dimensions: 41.1/8" H x 16" W x 13.1/4" D (approx. 445mm x 292mm x 327mm)
Weight: 28 lbs (approx. 12.7 kg) per speaker [1, 2]