Ultra-compact, direct-radiating subwoofer that is designed to provide gut churning impact and solid musicality – not just infrasonic effects. Paralleling its two 4 ohms woofers provides a 2 ohm load. The US221-2 may be powered by an amplifier with less voltage swing than the US221-4 variant.
Operating Mode: Single- or dual-amplified w/ DSP
Operating Range: 28 Hz to 188 Hz
LF Transducers: 2x 21.0″ woofers, 6.0″ voice coil; neodymium magnet
Power Handling @ Nominal Impedance: 4000 W @ 2 Ω
Equalized Maximum SPL (peak / continuous): 143 dB / 137 dB (half space)
Dimensions (H x W x D): 568 x 891 x 762 mm / 22.4 x 35.1 x 30.0 in
Weight: 80.3 kg / 177.0 lb
