We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-09-23 · 6 min read · Independent comparison
If you want premium over-ear wireless headphones with adjustable active noise cancellation for travel, work and music, choose BOSE QuietComfort 35; if you need affordable, kid-focused passive hearing protection for loud events like fireworks, air shows or monster truck rallies, choose ZOHAN EM030.
• BOSE QuietComfort 35 — biggest strength: Over-ear wireless design with adjustable noise cancellation across three levels, Bluetooth and NFC pairing, and a noise-rejecting dual-microphone system for calls and voice assistants.
• BOSE QuietComfort 35 — biggest trade-off: It is a full-featured adult headphone with a rechargeable battery (about 20 hours, roughly 2.25 hours to charge), so it needs charging and costs more than a simple pair of ear muffs.
• ZOHAN EM030 — biggest strength: Lightweight, silicone-free, metal-free over-ear ear muffs with a 25 dB Noise Reduction Rating, built for kids with sensory needs and for loud events.
• ZOHAN EM030 — biggest trade-off: It is passive protection only — no Bluetooth, no battery, no active cancellation — and it does not block all or most sound.
• Who BOSE QuietComfort 35 is for: Adults who want one headphone for music, calls, flights and focus time.
• Who ZOHAN EM030 is for: Parents buying hearing protection for toddlers through young teens.
The QuietComfort 35 (Series II) is, in my opinion, the more versatile product of these two by a wide margin — but it is playing a completely different game. This is a wireless over-ear headphone with active noise cancellation you can adjust between three levels, either with the Action button or through the Bose Connect app. That adjustability matters more than it sounds: full cancellation on a plane, a lighter setting in an office so you can still hear a colleague, and no cancellation when you want to stay aware of your surroundings.
Who should buy it? Anyone who wants one pair of headphones to cover music, calls, travel and concentration. The over-ear oval design and included audio cable make it a sensible daily driver. Who should skip it? If you're shopping for a young child, this isn't the right category at all — it's an adult headphone with electronics, a battery and a warranty listed at 90 days limited. And if you specifically want ear protection rather than audio playback, you don't need Bluetooth or a microphone.
ZOHAN EM030: Who It's For
The ZOHAN EM030 is a purpose-built product, and it's honest about it. These are kids' ear muffs — passive hearing protection, not a music headphone. There's no Bluetooth, no battery, no app. What you get instead is a lightweight, ultra-soft, silicone-free over-ear design with no metal parts, adjustable to fit toddlers through young teens. That "no metal parts" detail is a deliberate safety choice: nothing rigid to press against a small head, and no ear plugs to swallow.
The core number here is the NRR: 25 dB. ZOHAN explains it clearly — if ambient noise measures 95 dBA and the NRR is 25 dB, roughly 70 dBA reaches your child's ears. That's the difference between a fireworks show or a monster truck event being overwhelming and being manageable. ZOHAN also states plainly that these muffs will not block all or most noise, which I actually appreciate — it's the safer design philosophy, since a child who hears nothing at all is a child you have to watch every second.
Who should buy it? Parents of kids with sensory issues, or any parent heading to an air show, concert, fireworks display, monster jam, sports event or a noisy travel day. Who should skip it? Adults who want to listen to music or take calls — this product does neither. And anyone expecting total silence should look elsewhere, because that isn't what this is designed to do.
• Best for active noise cancellation → BOSE QuietComfort 35. Three adjustable cancellation levels versus passive isolation only.
• Best for kids and sensory needs → ZOHAN EM030. Sized and built for toddlers to young teens, with a 25 dB NRR.
• Best for music and phone calls → BOSE QuietComfort 35. Dual-microphone call clarity, volume-optimized EQ and voice-assistant access.
• Best for loud events without any setup → ZOHAN EM030. No pairing, no charging, no app — put them on and go.
• Best for travel and commuting → BOSE QuietComfort 35. Wireless Bluetooth 5, NFC pairing and a carrying case included.
• Best for battery-free reliability → ZOHAN EM030. Nothing to charge, ever.
• Best for a shared family purchase → ZOHAN EM030. One product, one purpose, aimed squarely at children.
• Best for one headphone that does everything → BOSE QuietComfort 35. It covers focus, flights, calls and music in a single pair.
If I were buying for myself, I'd take the BOSE QuietComfort 35. The adjustable cancellation, the wireless freedom, the call quality and the 20-hour battery make it the one product here that earns its place in a bag every single day. I'd recommend the ZOHAN EM030 without hesitation for a different buyer entirely — a parent who needs dependable, comfortable, no-fuss hearing protection for a child at loud events. My honest read: these aren't really competitors. They're two answers to two different questions. Match the product to the person and you'll be happy either way.
how to noise cancelling headphones work
Active noise cancelling headphones, like the BOSE QuietComfort 35, use microphones and electronics to reduce ambient sound, and the QC35 lets you pick between three cancellation levels. Passive protection like the ZOHAN EM030 works differently — it simply seals over the ear and reduces noise by a rated 25 dB, with no electronics involved.
how to use noise cancelling headphones
On the BOSE QuietComfort 35, you pair over Bluetooth or NFC, then adjust cancellation with the Action button or the Bose Connect app. The ZOHAN EM030 has no controls at all — you slide the adjustable headband to fit and wear them over the ears.
how to test noise cancelling headphones
Put them on in a noisy setting and listen to how much background sound remains. With the BOSE QuietComfort 35, cycle through its three cancellation levels to hear the difference. With the ZOHAN EM030, remember the 25 dB NRR figure — it reduces noise but, as ZOHAN states, does not block all or most sound.
are these two products even comparable
Only loosely. The BOSE QuietComfort 35 is an adult wireless headphone for music, calls and adjustable noise cancellation. The ZOHAN EM030 is kids' passive hearing protection with no electronics. If you're buying for a child, the ZOHAN is the fit; for yourself, the BOSE is.
Whichever way you lean, check the current price on Amazon before you decide — the page's button will take you straight there.
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See also: EarFun K2 vs ROSESELSA Cambrian Noise Cancelling, TOZO T18 vs Bose QuietComfort, KVANCEGR Active Noise Cancelling vs Rolosar Earbuds