Search query: 10 subwoofer home audio without built in amp

Product: Polk Audio React Sound Bar, Dolby & DTS Virtual Surround Sound, Next Gen Alexa Voice Engine with Calling & Messaging Built-in, Expandable to 5.1 with Matching React Subwoofer & SR2 Surround Speakers
Brand: Polk Audio
Color: React Sound Bar
Relevance: Substitute
A LOW-PROFILE SOUNDBAR WITH BIG, DETAILED HOME AUDIO SOUND - 3D virtual surround sound, multiroom music and a slim low-profile design that does not block your TV or remote's sensor, the new Polk React Sound Bar brings out the best from your existing TV
GREAT SOUND FOR VIRTUALLY ANY TV - Featuring a 6-driver array with (2) 3.8" x 2.7" mid-range drivers, (2) 1" tweeters and (2) 4.3" x 3.9" passive radiators, enjoy room-filling, immersive Dolby & DTS virtual surround sound without any additional speakers
MASSIVE ALEXA INTEGRATION - Play the same music across rooms, or different ones on each device, with full voice-control compatibility. Control Smart Home Devices. Use Alexa Calling and Messaging to US, Canada and Mexico - all from your sound bar
CLEAR & CRISP DIALOGUES - Polk's Proprietary Voice Adjust Technology adjusts the voice levels from the sound bar, so you hear every word, loud and clear. For sound optimized by content-type, use the one-button presets for movie, music and night mode
STREAM UNLIMITED MUSIC - Connect your smartphone, tablet or other compatible devices for direct streaming or use popular streaming services like Spotify, Pandora, TuneIn, and more to enjoy countless hours of music and videos to your liking

Product: Powered Subwoofer, BESTISAN Deep Bass Home Audio Subwoofer, Wired and Wireless Compact Subwoofer for Home Theater/TV/Speakers/Computer/Phone, Bluetooth 5.0/Optical/RCA, Built-in Amplifier 6.5’’ Sub
Brand: BESTISAN
Relevance: Substitute
Powered Subwoofer - Integrated high efficiency power amplifier, this sub is your answer to more power in a compact design.Overall frequency response 40- 250 Hz, Gain and 60 - 250 Hz Crossover control knobs. The enclosure is built with the perfect air space to maximize sound quality and punch.
6.5 Inch Side Firing Woofer - Long throw subwoofer with high rigidity PVA Treated cone, bottom slotted port, Bass Reflex cabinet design in compact size, with added internal bracing and fashion black oak finish, not only a excellent sub, but also a premium decor.
Wireless& wired Connection - Bluetooth connectivity allows full control, even when the subwoofer is out of sight and bi-directional feedback shows adjustments in time on both the warning tone and rear panel subwoofer interface. Optical and audio cable are included, connect this sub with your TV or other device, to enjoy rich bass from them.
Led display design - Different led light indicates different mode, round corner design can prevent bruising and perfectly integrate with your room.
Home Audio Subwoofer - The subwoofer with built-in amp combines delicate musicality and thunderous power for the ultimate in home theater sound effects as well as unsurpassed musical excellence. We recommend you to match this subwoofer with your speakers, brings you immersive surround sound.