REL Acoustics
REL Acoustics - T/7x, Active Subwoofer (High Gloss Black)
KEF
Kef KC62 1000W Subwoofer Black (500W x 2) Dual 6.5" Uni-Core with iBX
Polk Audio
Polk Monitor XT12 Powered Sub - 12" Dynamic Balanced Woofer & 100W Class A/B Amplifier, Low-Resonance MDF Cabinet & Removable Grille, Dolby Atmos & DTS:X Compatible, Midnight Black
Yamaha
Yamaha 8" 100W Powered Subwoofer - Black (NS-SW050BL)
SVS
SVS PB-1000 Pro Ported Subwoofer (Black Ash)
REL Acoustics
REL Acoustics - T/5x, Active Subwoofer (High Gloss Black)
SVS
SVS SB-3000 Subwoofer - 13-inch Driver, 800W RMS, 2,500W Peak Power, DSP Control App - Premium Black Ash
Klipsch
klipsch Reference R-121SW 12” Front-Firing Subwoofer with revamped Spun-Copper thermoformed crystalline Polymer woofers and an All-Digital Amplifier for Premium Sound in Black
REL Acoustics
REL Acoustics - T/9x, Active Subwoofer (High Gloss Black)