Letshuoer Cadenza 12 VS Unique Melody Maven II

A better version of the U12T vocal/tuning wise, no mid scoop and wonkiness. (#1 or #2 vocals for me). Vocals are sweet, extended, open, airy, but also never fatiguing, and naturally weighted. No BA timbre, very natural. Perfect amount of treble detail and air while allowing it to scale at higher volumes. Super smooth dynamics and incredible coherency. TOTL resolution, detail, layering, imaging, and staging. Bass is fine, but not a basshead set - still has a nice slam to it. 07 still scales better and more 3D, but CAD12 stage is more open and better tech. If you don't blast your brains out like me then this is it (although I'm not sure if they're selling this version - maybe request it specifically/ask Joseph?)

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Jays Audio original ranking

Jays Audio Youtube Channel

check links for more info:

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Z-Reviews original ranking

Z-Reviews Youtube Channel

Great timbre good on classical. Detailed and analytical, but too Safe.

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Jaytiss original ranking

Jaytiss Youtube Channel

Bouncy, liquid-like bass. Well-bodied, analogue mids and extended highs. Great staging on all axes. Decent resolution. Excellent all-rounder.

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Smirk Audio original ranking

Smirk Audio Head-Fi Profile

One of the best treble-head set. Lots of micro details Treble will be too much for some

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Tim Tuned original ranking

Tim Tuned Youtube Channel

More 'musical' tonality with a touch of spice in the treble. Technicalities could use work for the price.

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Precogvision original ranking

Precogvision Youtube Channel

The Letshuoer Cadenza 12 delivers a balanced sound signature with a slight warmth in the low end, providing clean and textured bass that avoids overwhelming the midrange. Its midrange presentation is natural and resolving, though some listeners noted a recession around 1-2kHz that could thin male vocals slightly, while the treble offers good extension but exhibits a noticeable peak around 10kHz that occasionally introduces harshness or an "echo" effect on certain instruments . Technical performance is a strength, with precise pinpoint imaging and an expansive, holographic soundstage that excels in complex orchestral passages, though some critics felt its resolution doesn’t fully justify the price against established flagships .

Comfort is generally strong due to the surprisingly lightweight titanium shells and ergonomic shape, allowing for extended listening sessions despite their size, though some users reported eventual ear fatigue . The mirror-finish shells attract fingerprints and scratches easily, and the included hybrid cable, while versatile with modular terminations, is often criticized for its stiffness and unwieldy handling . While the packaging and accessories—including a functional leather case and customizable ear tips—are premium, the overall value proposition is debated, particularly when comparing its technical performance to competitors near its $2,300 price .

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check links for more info:

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Smirk Audio original ranking

Smirk Audio Head-Fi Profile

I can see how others might like.

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Jaytiss original ranking

Jaytiss Youtube Channel

The Unique Melody Maven II delivers a balanced yet colored sound signature that excels across diverse genres. Its elevated bass offers deep rumble and punchy mid-bass without bleeding into the mids, while the boosted upper treble provides air and detail retrieval without harshness—though the stock cable can introduce graininess, resolved via aftermarket options . A subtle lower-mid dip prevents vocal shoutiness, maintaining warmth and coherence, while the expansive soundstage and precise imaging create an immersive listening experience .

Comfort and build quality are highlights, with aerospace-grade titanium shells that feel lightweight yet durable, though cold temperatures can cause initial discomfort during insertion . The long nozzles and crescent-moon faceplate design facilitate a secure fit, but tip-rolling is essential as the included Azla Xelastec tips max out at medium size and stock silicone tips seal poorly . Some users report driver flex due to insufficient venting in the faceplate, though isolation is excellent with optimal tips .

While not a basshead IEM, the proprietary dual dynamic drivers (9.8mm + 6.9mm) deliver textured lows that complement its technical prowess, making it a compelling all-rounder at its price . The sensitive nature rewards cable experimentation, with options like Astral Acoustics Mars enhancing sub-bass or Lavricables Master Silver boosting soundstage . Despite minor accessory shortcomings, its cohesive tuning and titanium craftsmanship justify its position as a standout hybrid .

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