The Bose DesignMax DM10S-Sub is a passive 10" subwoofer with up to 300W at 8Ω, max SPL 115dB, sensitivity 90dB and it has 35Hz-125Hz frequency response.
The QSC AD-C.SUB is a passive, 6.5-inch Dual Voice Coil, Small Format Ceiling Subwoofer, with up to 100W / 20V, max SPL 100dB, sensitivity 86dB and 45Hz-150Hz frequency response.
Q-SYS PL-SUB10, passive installation subwoofer that features an 10-in transducer, omnidirectional, with up to 450W @ 8Ω continous power and 900W @ 8Ω rated power, 48Hz - 94Hz at -3dB system bandwidth and 89dB system sensitivity. Features a weatherized enclosure (IP54 rating), making them a perfect choice for indoor or protected outdoor applications.
Q-sys AD-DWL.Sub, is a professional outdoor passive dual 5.25-inch landscape subwoofer with up to a total of 160W, with a built-in 120 Watt multi-tap 100V / 70V transformer, sensitivity at >84 dB @ 1 W/1m, max SPL 106dB cont. and 112dB peak and 48Hz - 200Hz frequency response.