Search query: 10 subwoofer home audio without built in amp

Product: Edifier T5 Powered Subwoofer - 70w RMS Active Woofer with 8 inch Driver and Low Pass Filter An 8"driver delivers powerful sound with highly accurate, distortion-free bass to provide you with a better listening experience. This woofer use a low pass filter with a frequency range down to 38Hz. This ensures that your woofer only plays sounds too low for your speakers to properly output. Supplement your speakers great high and mid-range with bass you can really feel. For the enclosure ,we use high quality, medium density fiberboard (MDF) materials that offer reduced acoustic resonance for better audio quality. Save on electricity with an auto standby feature that ensures the woofer is not unnecessarily using up power when it's not being used. Edifier guarantees you'll have an amazing experience with our products. Buy with confidence, and enjoy our 2 year warranty. 8" SPEAKER DRIVER - Delivers powerful sound with highly accurate, distortion-free bass to provide you with a better listening experience.
LOW PASS FILTER WITH FREQUENCY RESPONSE DOWN TO 38Hz - Ensures that your woofer only plays sounds too low for your speakers to properly output. Supplement your speakers great high and mid-range with bass you can really feel.
THICK MDF WOODEN ENCLOSURE - We use high quality, dense fiberboard materials that offer reduced acoustic resonance for better audio quality.
AUTOMATIC STANDBY - Save on electricity with an auto standby feature that ensures the woofer is not unnecessarily using up power when it's not being used.
2 YEAR WARRANTY - Edifier guarantees you'll have an amazing experience with our products. Buy with confidence, and enjoy our 2 year warranty. Edifier

Product: Roku Wireless Subwoofer (for Roku Audio or Roku TV) Add heart-pounding bass to your Roku Smart Soundbar, Roku Wireless Speakers, or Roku Streambar (Sold separately), Only works with Roku Audio, not Roku players or other sound systems
Cinematic sound : Whether it’s an explosion that rumbles your couch or the booming roar of a dinosaur your movies and shows will come to life with heart-pounding bass and balanced sound
Packed with power : Crank up the volume and feel that extra kick of powerful low frequencies—you’ll enjoy 250W of peak power for thunderous response without distortion from the 10 inches subwoofer speaker
Elevate your music : Add rich sound depth and experience your favorite music like never before—from your favorite dance playlist to soulful acoustics enjoy deep resonant lows for music you can feel
Place it anywhere : Next to your TV beside your couch under the coffee table—place your Roku Wireless Subwoofer anywhere up to 30ft from your TV for your perfect setup Roku Black

Product: Klipsch R-12SW Subwoofer Powerful 12" copper-spun front-firing woofer
All-digital amplifier delivers 400 watts of dynamic power
Equally impressive with music and movies; Brushed black polymer veneer cabinet with satin painted plinth
Low pass crossover and phase control
Line/LFE inputs for compatibility with most receivers Klipsch Brushed Black Vinyl