**TL;DR:** Bought the Shockwafe Ultra 9.2.4 in late 2022 for $1,800 based on promises of "zero localization," bass that "flows evenly eliminating dead zones," and "futureproof audio formats." Three years later: severe bass localization, muddy dialog, zero firmware updates while newer models get upgrades, and support that blames my placement despite their own marketing encouraging flexibility. This isn't so much a review as it is a warning about false promises and a company that doesn't stand behind their products.
**Background**
Back in the day, I was a home theater installer, now turned hobbyist. My personal system is a 9.2.4 Atmos setup with DIY 1099 towers, dual 18" subs, 8,000 watts of Emotiva amps, and miniDSP room correction. I understand the sub crawl, acoustic treatments, phase alignment, room EQ, the whole deal.
When I needed something dead simple for our remote cabin, the Shockwafe Ultra seemed perfect. No wiring nightmares, just plug-and-play performance with a Nakamichi promise. Their website specifically claimed:
* "Zero localization"
* Bass that "flows evenly through the room, eliminating dead zones"
* "Futureproof: Enjoy fuss-free compatibility with the latest and upcoming high resolution music formats"
At $1,800, I bit. These claims couldn't be further from the truth.
**The Problems**
**Bass Localization is a Nightmare**
From day one, the bass has been highly directional. You can clearly hear where each sub is located. The crossover defaults to 180Hz and even dialing it down to 110-140Hz leaves frequencies above 80Hz localizable. Male vocals literally sound like they're emanating from the subwoofers.
Their setup guide encourages "flexible placement," even suggesting putting a sub closer to your seat for "optimal performance." But that just invites comb filtering and phase mismatches with no way to correct them there's zero distance or phase control.
**Dialog is Muddy and Garbled**
The upper bass dumping into both subs masks vocal frequencies. Even with center channel, dialog control, and treble maxed out, voices are smeared. My elderly mom with hearing aids couldn't understand dialog at all until we turned off the Shockwafe. She much prefers the LG TV's built-in speakers!
Here's the kicker: I disconnected both subwoofers, and dialog instantly cleared up. Of course, that also kills the surround sound, but what's the point of a 9.2.4 system when the most important aspect, dialog, is completely muffled?
**"Futureproof" Was a Lie**
There have been ZERO firmware updates since the 2022 launch. Meanwhile, their Dragon 11.4.6 (released mid-2023) got DTS:X Pro baked in. Early adopters who paid $1,800 for "futureproof audio formats"? Left in the dust.
**The Support Runaround**
I first contacted support back in 2023. Their response:
* **"This is the first we're hearing of this issue"** – Despite having a FAQ article specifically addressing "[muffled audio](https://www.helpdesk.nakamichi-usa.com/faq/shockwafe-ultra-9.2.4/no-sound/my-audio-sounds-muffled)" (though they blame PCM 2.0 instead of the real culprit)
* **"Try adjusting the crossover"** – Already did, doesn't fix the fundamental design flaw
* **"Your placement is wrong"** – Wait, your website encourages flexible placement and claims "zero localization"
After multiple back-and-forths, I spoke with their "head ninja" aka support manager. I laid out the technical issues: comb filtering from the lack of phase control, localization contradicting their own marketing claims, the works. The response? My placement was wrong. Like physics don't exist.
I sent a detailed email with receipts, support history, and examples of others reporting the same issues. I told them flat-out a review was coming if nothing changed. Their response? "Go for it."
**I'm Not Alone**
After those conversations, I dug deeper. This isn't an isolated quirk, it's a pattern:
* **RTINGS.com**: "the extra emphasis in the bass range muddies vocals and lead instruments a bit, and the roll-off in the treble means that the audio lacks some detail and brightness" \[[RTINGS.com](https://www.rtings.com/soundbar/reviews/nakamichi/shockwafe-ultra-9-2-earc)\]
* **AVSForum**: "I cant pull the dialog up enough without going to literally 100 on volume and turning everything else down then its all a bit less tight and more muddy" \[[AVSForum](https://www.avsforum.com/threads/official-nakamichi-shockwafe-9-2-and-7-2-dts-x-dual-subwoofers-soundbars-thread.2917940/page-329)\]
* **Amazon reviews**:
* "Subs sound great individually but together they fight—bass localizes to the corners, and dialog gets lost in the boom. Not the seamless room fill promised"
* "Muddy mids from the upper bass bleed; voices sound detached and garbled during action scenes. Sold after a month—TV speakers are clearer for talk"
* Multiple people saying "the subs fought each other more than they blended" and returned it \[[Amazon reviews](https://www.amazon.com/product-reviews/B08Z37YTVG)\]
* **Dragon owners** on [Reddit ](https://www.reddit.com/r/Soundbars/comments/1ewblt6/nakamichi_dragon_soundbar_lies_updates_subwoofer/)calling the subwoofer performance and wireless claims a "scandal" and "straight-up lies"
**The Real Issue**
This comes down to engineering fundamentals. The crossover pushes too much upper bass (above 80Hz) to the subs with no phase or distance control to prevent the subs from fighting each other. For a $1,800 system marketed as the leading soundbar system with "zero localization," this is unacceptable.
Add in the abandoned "futureproof" promise while newer models get features, support that gaslights customers by contradicting their own marketing, and zero acknowledgment of a widely reported problem? That's a company that doesn't stand behind their products.
**Final Recommendation**
If you're considering Nakamichi, save your money. Look at alternatives or put that money toward a proper AVR-based system. I'm stuck with an expensive reminder that marketing gloss can't fix sloppy engineering.
**For early adopters like me:** We paid premium prices for premium promises. We got neither.
The Nakamichi Shockwafe wireless is fucking awesome and one hell of an awesome soundbar setup. Worth every penny and I have seriously enjoyed mine. The 2 10in ported subs are just awesome and the rear speakers are as good as they get. The system offers a very good Dolby Atmos experience and if you love heavy bass this is the system to get
The only Nakamichi selling on Amazon is the shockwafe earc 9.2.4. The Nakamichi Shockwafe wireless 11.2.6 is what I own and it is seriously awesome. The shockwafe wireless would be a much better buy than the ultimea x100 dual. The Nakamichi shockwafe wireless is a big step up from the shockwafe earc 9.2.4. Nakamichi makes some seriously good soundbars tho.
The actual soundbar on the shockwafe 11.2.6 is significantly better than the soundbar that comes with the 9.2.4. The 11.2.6 has significantly better atmos performance also. The 10in subs have been greatly improved on the 11.2.6 also. The 11.2.6 system uses twice the wattage almost at 2300 watts and the 9.2 uses 1300 watts. The only thing that the 9.2 has that is better is it uses 2 rear and 2 side speakers instead of just 2 rear speaker like the 11.2.6 uses but the 9.2 speakers arnt wireless you have to run cables to the subs
Please do yourself some justice and research and investigate the Nakamichi Shockwafe or if possible the Dragon. In head to head comparison, in my home theater, the Shockwafe 9.2.4 atmos dwarfed the 990 and the sonos. In EVERY way. Period. My opinion as a sound engineer.
Nakamichi Shockwafe or Dragon if in the budget. Period. Anyone with another opinion just doesn't know any better. I've side by side compared them ALL, extensively! You will agree if you take the time to investigate on your own!
The Nakamichi definitely hits harder on the low end, but the Bravia Quad setup really shines in terms of clarity and spatial sound. I was surprised how much difference it made, especially for Atmos content. The way it fills the room is just on another level, even with a tricky speaker layout.
Always depends on budget, but ive had a Samsung system, Nakamichi 9.2, and now upgraded to the Bravia Quad with the SW5. I do miss the big bass from my Nakamichi sometimes, but the Bravia quad has given me the soundstage and atmos effects ive been wanting especially since my room is a bit weird and my back speakers are mounted higher than my front speakers.
Not technically a soundbad, but I had a Nakamichi 9.2 and switched to the Bravia Quad + SW5 and am very happy with it as the sound stage is much more full. Full disclaimer that I got the Quads at an amazing open box price.
I demoed the dragon about a year ago when it was still $4k and it was just a mess with the soundbar not capable of bass below 150hz which is laughable and those 2 8” subs had to pick up all the bass from there and it caused constant bottoming out and chuffing. It’s loud, but it needs the 12” subs desperately. Have you ever tried it in your home to really test it? The whole Nakamichi crowd was just furious with their constant noise from bottoming out and they complained about it and Nak made the 12” sub for $1300. It’s now at a much better price but those who bought 2 subs back then paid over $6k which is crazy and although the 12s are decent, they don’t come close to reaching Naks spec of 19hz. I think NET on YT measured 28hz before they rolled off a cliff. I would recommend the Shockwafe with 2 10” subs at $1800 over the dragon at $2600 with those dreadful 8” subs.
Nakamichi Shockwafe is no big deal. Tried it like I tried the dragon over a year ago and it just doesn’t seem right for 2 10” subs to have average bass and my Quads Atmos is leagues ahead. I guess it’s okay for the price but I’d rather pay more and be happy with the quality than save and be disappointed. My Arc Ultra era300s and 2 subs was expensive but it does everything so well. It’s your money, you should try several different brands til you find the one that you love. After all that the Ambeo max with a svs pb 2000 pro or 1000 pro. But obviously wait until prices plummet
I agree that soundbar’s struggle with music and that’s why I had to get a pair of klipsch nines and an RSL sub. Music is totally new again on this beast, while listening to music on my Quads or Arc Ultra which does very well with movies, is just noise. If people have never heard music before on a 2.1, they might love music on their soundbars, but once you have, it’s in a different class.
Nakamichi is so overrated it’s not even funny. Can it get loud? Yes Did Nakamichi totally lie about many specs? Absolutely Is it worth $4k for all those poor souls who had to add another $1200-2000 for 1 or 2 of the new subs Nakamichi made due to the outcry from fans who were totally unaware of how bad the supposed 4 subs (actually 2) were? Big time. I would never give a company that blatantly lied many times a nickel, but if you’re set on Nakamichi’s options, save yourself money and get the Shockwafe which equals or betters the dragon and is usually $600-$800 cheaper
It’s not better than the Sony Quads (IMO) and you absolutely need the 12” sub as those 2 8” subs are laughable. The price is lower and I’d still recommend the Quads or the newer Shockwafe as I demoed the dragon when it was $4k and it was loud, brash, with subs that had to pick up all the bass as the bar literally dropped off at 160hz and thus the subs would constantly bottom out. It depends on how many different systems you’ve had before as a newbie would probably love it. But the Samsung is still the best option and even tho I’m tired of hearing about it, it’s the best value and sound combination.
Sony Quads with 2 of the new subs coming out any day. The Sa-sw9 sub I believe can be used with 2 subs, but not 100% sure. I have the quads and Sonos but I’ve never been a sw5 sub fan. The new sub is $899 so it’s expensive but I’ve never heard anything better and I demoed the Dragon and it’s Atmos was nonexistent, the bass would bottom out and this was when it was $4k. The Shockwafe is definitely a better choice than the dragon but I’m still not a big fan of their sound or quality.
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Value for movies and easy setup, but music falls flat.
AZHornet
