Klipsch Reference Front-Firing Subwoofer with revamped Spun-Copper thermoformed crystalline Polymer woofers

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$649.99

$649.99


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The Klipsch Reference R-121SW 12” subwoofer features a revamped 12” spun-copper thermoformed crystalline polymer woofer that is exceptionally light and provides low frequency response, minimal cone breakup, and degradation-free distortion. The front-firing subwoofer allows you to place the sub wherever you want in your space, while the all-digital amplifier delivers ample power with Klipsch signature high efficiency.
New 12” spun-copper thermoformed crystalline polymer woofers: exceptionally light while providing low frequency response, minimal cone breakup, and degradation-free distortion
All Digital Amplifier: The built-in, all-digital amplifier delivers ample power with high efficiency and true-to-source accuracy in reproduction, ensuring maximum efficiency for best-in-class output, detail, and power.
Front-firing driver: The high-performance driver provides deep bass and flexible room placement.
Low-pass crossover and phase control: Ensures the subwoofer’s low-frequency tones blend with other Klipsch speakers and establish your ideal level of bass.
Line/LFE inputs: Ensure compatibility with the AV Receiver of your choice

13 reviews for Klipsch Reference Front-Firing Subwoofer with revamped Spun-Copper thermoformed crystalline Polymer woofers

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  1. William

    Pleasently Surprising Oomph
    Great sub! Connected this baby to my other Klipsch speakers via the sub out port and it worked instantly. (I did have to buy a separate insulated sub wire as this product does not come with one) I was able to get this on sale for 50% off and for that price it’s amazing! The subwoofer is larger than expected, but I’m considering that a good thing in the end. (No need to upgrade in the future for me) The adjustable sound allows for subtle bass or wall shaking bass. All and all, this was more than I could have expected for the price!

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  2. Amazon Customer

    Where has this subwooofer been all my life?!
    This big boy is a beast!!! Nice, clean bass that doesn’t even have to be turned up high to rumble you out of your socks! This has been my favorite subwoofer ever, AND it looks nice! It gets 5 stars with ease!

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  3. Cindy Cooper

    Nice subwoofer.
    Works beautifully. Sound is great. Everything was easy to set up.

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  4. Emmanuel

    Its a little big make sure you ask a professional on placement
    Absolutely incredible, I was deciding on 2 small vs 1 big and this one take it by far.My theater is 40 ft from the main house and any volumen over 75% will make the house vibrate, it’s a powerfully equipment. Looks a little bulky but for the value I am over satisfied .

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  5. Jeff

    Lightweight, good performance, rumbles the lows but with control
    I don’t have the world’s best back so the light weight of this subwoofer relative to its size and performance was appealing. It has good extension and can reproduce quite low frequencies, though its EQ has a hump at about 55hz. You can EQ that out or just enjoy it, nobody is going to make you stop! Group delay is good for its size and rear-ported construction as well, better even than some vaunted performers in its on sale price range. Ample dynamic range for cinematic low frequencies and when dialed in, it has a lively and relatively quick low frequency reinforcement for music as well. I pair mine with Klipsch RP-600m (first gen, love them) and set the crossover to reinforce from about 60hz down.Its loudness has been more than enough for my space, it can overwhelm the living room it is in when movies rumble! Feel it moving that low low air into the kitchen and other rooms even. But, to be maximally fair, if you are in a very large room you might want to consider a larger diameter speaker model or perhaps a higher output unit. I’ve had zero complaints about it’s output but it is somewhat conservative compared to the Reference Premiere subs and some competitors, and it has rock solid DSP limiting that stops it from exceeding its capabilities. In my personal use even with bass impact action films I have not met its limits!

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  6. Bogy

    Rattle your teeth loose
    Purchased to complement my Klipsch Reference Premiere RP-8000F II speakers. I live in an 850sq apartment and this sub is MORE than adequate. Dare I say, it to big??Frequency range is 28Hz – 120Hz.Bass is clean, clear and LOUD. (if you want it to be) It sounds so good, it almost rattled my teeth out. You can actually feel the bass. It sounds amazing especially movies in 5.1 surround sound with this speaker and sub combo!!! Metal and rock music sound AMAZING, house music when the beat drops is awe inspiring! I wish the frequency went a little lower to 20Hz but I’m +50 and doubt I could hear that low anyway. lolFew things in life are worth every penny you paid for them and this sub is one of them. Puts a big smile on my face every time I fire my sound system up.

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  7. Peter M.

    Good products
    Great sound!

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  8. pbl57lsu

    two r121sw or 1 rp1200sw price matters
    rear andf ront firing ports are important!

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  9. Ken Renaud

    Great product I have four of them ✔️

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  10. Excelente produto

    Estou usando esse subwoofer em uma sala de 40m2. Ele tem a presença do subgrave muito nítida e forte. Mesmo em volumes baixos.Toca muito bem, subwoofer de impacto, muito top mesmo.

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  11. 高橋雅之

    故障してたので、返品した。

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  12. Amazon Customer

    Thousand square foot house is too small for this cannon.

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  13. Charles H

    Solid punch performance. Evaluated in my man cave bachelor theatreSound is 80 to 22khz from towers & equipped Atmos and separate Atmos SRs and centre, <20hz up from sub. Evaluate personal with following equipment: 75” Amazon mini LED Fire TV, RX-V6A, 2x R-26FA, 2x R-40SA, R-50C & R-101SW

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    Klipsch Reference Front-Firing Subwoofer with revamped Spun-Copper thermoformed crystalline Polymer woofers
    Klipsch Reference Front-Firing Subwoofer with revamped Spun-Copper thermoformed crystalline Polymer woofers

    $649.99

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