How We Research
We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-10-03 · 7 min read · Independent comparison
• Wmcaps Beanie — biggest strength: three tools in one wearable (knit hat, Bluetooth audio, removable LED headlamp rated to throw light up to 30 feet with three brightness settings).
• Wmcaps Beanie — biggest trade-off: it's a cold-weather outdoor hat, not a sleep product. Acrylic, lightweight, and only "not water resistant" despite the waterproof flag in its listing data — and the light and speakers have to be recharged.
• SUNXRDX Sleep Headphones — biggest strength: comfort-first design for lying down — ultra-thin flat-disc speakers, an adjustable strap, breathable mesh lining, and over 10 hours of playback.
• SUNXRDX Sleep Headphones — biggest trade-off: no light, no warmth for real winter, and no headphone jack — wireless only, with a soft fabric body that isn't built for rough outdoor work.
• Who each is for: pick Wmcaps if you're outdoors in the dark; pick SUNXRDX if you're in bed in the dark.
Think of this as a winter hat that happens to be a gadget. The shell is 100% acrylic in a stretch fit, so it pulls on like any knit beanie and is listed as one size fitting most adults. Inside, you get two built-in speakers and a microphone, paired over Bluetooth 5.0 with a stated transmission range of up to 33 feet — enough to leave your phone in a jacket pocket or on a workbench while you move around. The audio side supports music and calls, and the mic means you can take a call without pulling a glove off.
The part that separates it from every other Bluetooth hat is the light. A removable, USB-rechargeable LED unit sits in the front and is rated to illuminate up to 30 feet ahead, with three brightness levels cycled from a single button. That's a headlamp built into a hat, and it's genuinely useful for the situations the brand calls out: walking the dog before sunrise, shoveling the driveway, working in a dim garage, fishing at night, or reaching into an attic. The battery is a 250mAh lithium cell, and the brand notes it's a larger capacity than typical competitors — but you still have to remember to charge it.
Both the light module and the speakers detach, which means the beanie itself can go in the wash. That's a small detail that matters a lot over a winter of daily wear.
SUNXRDX Sleep Headphones: Who It's For
This is the opposite philosophy: softness over utility. Instead of a rigid headband, SUNXRDX uses a stretchy nylon-and-polyester fabric band with a breathable mesh lining, plus an adjustable strap so it can be sized to different heads. The speakers are described as ultra-thin discs sitting flat against your ears — the whole point being that side sleepers can lie on their ear without the pressure a normal earbud or headphone cup creates. If you've ever woken up because an earbud dug into your ear, this design is aimed directly at you.
The electronics are modest but sensible. Bluetooth 5.2 with a stated range of up to 45 feet keeps the connection stable across a room, and the dynamic drivers cover a 20 Hz – 20,000 Hz range — a full-range spec for music, podcasts, and ASMR. Battery life is quoted at more than 10 hours of playback from roughly a 2.5-hour charge. The genuinely thoughtful detail: when the battery dies, the unit powers off silently instead of beeping and waking you. Anyone who has been jolted awake by a low-battery chirp at 3 a.m. will understand why that matters.
Controls are touch-based media controls on the band, with volume buttons and a built-in mic for hands-free calls. The fabric is washable — remove the speakers first — and the brand states the material won't dye or stain, which is worth knowing if you sleep in it nightly. It's also marketed as a 3-in-1: sleep headphones, a light-blocking sleep mask, and a sports headband for yoga or jogging. Coverage for quality issues is quoted as a free replacement or refund within two years.
Buy it if you're a side sleeper, a light sleeper, someone who uses ASMR or audiobooks to drift off, or you want a headband for yoga that doesn't clamp your skull. Skip it if you need light for night walks, real insulation in freezing weather, or wired listening — there's no headphone jack at all.
• Best for night visibility → Wmcaps Beanie. A 30-foot LED beam with three brightness levels is the whole reason to buy it.
• Best for sleeping and side sleepers → SUNXRDX Sleep Headphones. Ultra-thin flat discs plus an adjustable strap are designed for lying down; the beanie is not.
• Best for battery life → SUNXRDX Sleep Headphones. Over 10 hours of playback per charge, with a silent auto-off when it runs out.
• Best for winter warmth → Wmcaps Beanie. 100% acrylic knit in a stretch fit; the SUNXRDX band is a thin, cool-touch fabric.
• Best for wireless range → SUNXRDX Sleep Headphones. Bluetooth 5.2 at up to 45 feet versus Bluetooth 5.0 at up to 33 feet.
• Best for taking calls → a tie. Both include a microphone and volume/media controls, so it comes down to where you'll be wearing it.
• Best for washing → a tie, with a caveat. Both are machine-washable once you remove the electronics — the beanie's light and speakers detach, the band's speakers come out.
• Best for outdoor work and hobbies → Wmcaps Beanie. Fishing, camping, hunting, shoveling snow, garage repairs — it's built for that list.
• Best for relaxation, travel, and exercise → SUNXRDX Sleep Headphones. Sleep, meditation, ASMR, yoga, jogging are its stated use cases.
In my opinion, these aren't really competitors — they solve different problems, and the honest answer is that you buy the one that matches where you'll wear it. If I had to pick a single recommendation for the widest range of people, I'd take the SUNXRDX Sleep Headphones. It does one thing very well — comfortable, flat, silent-when-empty audio you can lie on — and it does it for 10+ hours at a time. The Wmcaps Beanie is the better buy only if your actual problem is being cold and in the dark, in which case nothing here replaces it. Decide which of those two sentences describes your week, and the choice makes itself.
FAQ
You can, but it's a thin headband, not insulation. It's better suited to blocking light, absorbing sweat, and keeping your ears lightly covered indoors, on a plane, or during light activity. For actual cold, the acrylic Wmcaps Beanie is the warmer of the two.
Yes. Both list a built-in microphone with music and call support. The difference is the setting: the beanie makes more sense for a call while you're walking the dog or working in a garage, while the sleep headband suits a call from bed or the couch.
The SUNXRDX Sleep Headphones are quoted at more than 10 hours of playback from about a 2.5-hour charge. The Wmcaps Beanie doesn't publish a playback figure — only the 250mAh battery for the light and audio — so treat charge frequency as something you'll learn in use, and check the current price and listing details on Amazon before deciding.
As an Amazon Associate I earn from qualifying purchases.
We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon and affiliated sites.
When you buy through links on this page, we may earn a commission from qualifying purchases at no extra cost to you.
Amazon and the Amazon logo are trademarks of Amazon or its affiliates. This site is an independent third-party review and is not affiliated with, endorsed by, or sponsored by Amazon or the product brands mentioned.
See also: PDP Xbox One Afterglow vs NUBWO Gaming Headset, Sennheiser HD 25 vs IK Multimedia Version iLoud Micro, Sudio B2 vs CCA Falcon 2, MUSICOZY 3D vs Matast Earbuds