
US Series
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Ultra-Compact, Direct-Radiating Subwoofers
The US Series delivers deep, LF impact from a space-saving, direct-radiating sub design. Compact and powerful, it fits easily into tight spaces and features built-in suspension points for flexible installation.
TQ™ Processing
Products in this Series

US208
Dual 8" Direct-Radiating Subwoofer
Operating Range
33 Hz to 141 Hz
LF Transducers
2x 8.0 inch woofers, 2.5 inch voice coil; ceramic magnet
Power Handling at Nominal Impedance
500 W @ 8 Ω
Equalized Maximum SPL (peak / continuous)
127 dB / 121 dB (half space)
Dimensions (H x W x D)
9.95 in x 21.0 in x 18.0 in (253 mm x 533 mm x 457 mm)
Weight
42.0 lbs (19.05 kg)

US212
Dual 12" Direct-Radiating Subwoofer
Operating Range
35 Hz to 152 Hz
LF Transducers
2x 12.0 inch woofers, 4.0 inch voice coil; neodymium magnet
Power Handling at Nominal Impedance
1400 W @ 4 Ω
Equalized Maximum SPL (peak / continuous)
134 dB / 128 dB (half space)
Dimensions (H x W x D)
14.43 in x 24.61 in x 21.0 in (366 mm x 625 mm x 533 mm)
Weight
69.0 lbs (31.3 kg)

US221
Dual 21" Direct-Radiating Subwoofer
Operating Range
27 Hz to 152 Hz
LF Transducers
2x 21.0 inch woofers, 6.0 inch voice coil; neodymium magnet
Power Handling at Nominal Impedance
4000 W @ 2 Ω or 4 Ω
Equalized Maximum SPL (peak / continuous)
143 dB / 137 dB (half space)
Dimensions (H x W x D)
22.94 in x 35.63 in x 30.0 in (582 mm x 905 mm x 762 mm)
Weight
177.0 lbs (80.3 kg)