We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-09-25 · 7 min read · Independent comparison
If you want dedicated hearing protection for a child in loud places, choose Floriogra Noise Cancelling Headphones; if you need adult wireless headphones for music, calls and long listening sessions, choose Amazon Renewed Beats Solo 4. These two look like they belong in the same search, but they solve completely different problems. One is a passive earmuff built around a 28dB SNR rating for kids. The other is a Bluetooth on-ear headphone with custom drivers and up to 50 hours of battery life. Picking the wrong one is easy — so let's separate them properly.
• Floriogra's biggest strength: Real, certified hearing protection for children — up to 28dB acoustic attenuation, tested to ANSI S3.19 and CE EN 352-1, with a foldable, padded design made for small heads.
• Floriogra's biggest trade-off: It does not play audio. There is no Bluetooth, no drivers, no microphone — it is sound isolation only, and it deliberately does not block all noise.
• Beats Solo 4's biggest strength: A full wireless headphone — custom acoustic architecture, updated drivers, Personalized Spatial Audio with dynamic head tracking, and up to 50 hours of battery life.
• Beats Solo 4's biggest trade-off: Noise control is listed as None. It is not an active noise cancelling headphone, and this is a renewed unit with a 90-day warranty rather than a new retail box.
• Pick Floriogra if you are buying ear protection for a toddler, child or teen heading into fireworks, monster truck shows, concerts or a noisy classroom.
• Pick Beats Solo 4 if you are an adult who wants comfortable on-ear wireless headphones for music, podcasts and calls.
Strip away the name and the Floriogra is a pair of kids' ear defenders. The core number is an SNR of 28dB, which the brand describes as the safest reduction level for children — enough to take the edge off a fireworks show or a monster truck event without cutting a child off from the world entirely. The listing is explicit about that: these do not completely block out noise, and the reasoning given is that too much reduction can affect a child's hearing. That is an honest framing, and it tells you what this product is actually for.
Who should buy it? Parents of a child with autism or hearing sensitivity, or anyone taking a kid somewhere genuinely loud. Who should skip it? Anyone who wants to hear music. There is no wireless connection, no audio path and no microphone here — the noise control type is sound isolation, full stop. If your child wants to listen to something, this is the wrong product entirely.
Amazon Renewed Beats Solo 4: Who It's For
The Beats Solo 4 is a proper consumer headphone, and the spec sheet reads like one. Custom acoustic architecture with updated drivers handles the sound. Personalized Spatial Audio with dynamic head tracking is on board, which is the feature that makes movies and spatial mixes feel like they are moving around your head. There is a built-in microphone for calls and voice assistant interaction, and the design is explicitly ultralight with a flex-grip headband and ergonomically angled, adjustable ear cups for a stable fit. UltraPlush ear cushions round out the comfort story, and the impedance is listed at 32 ohm.
Battery life is the headline: up to 50 hours. For anyone who charges once and forgets about it for a week of commutes, that is the whole argument. Connectivity is Bluetooth wireless, the ear placement is on-ear, and this particular listing is the Metallic Gold finish. The age range is listed as adult, and the model is MUW23LL/A under the Beats name.
Now the two things you need to weigh honestly. First, noise control is listed as None. Despite the search terms that bring people here, this is not an active noise cancelling headphone — it relies on the on-ear seal and the plush cushions to soften your surroundings, nothing more. Second, this is a renewed product, and the warranty description is 90 days. Renewed means it has been inspected and brought back to working condition rather than shipped new, so buying from a renewed listing is a slightly different decision than buying new. For a buyer who wants Beats sound and long battery life and is comfortable with that trade-off, it is a reasonable path. For someone who wants maximum isolation on a plane, it is not the tool.
Side-by-Side: Which Should You Choose?
• Best for actual hearing protection → Floriogra Noise Cancelling Headphones. A certified 28dB SNR rating is the entire point of the product.
• Best for listening to music → Amazon Renewed Beats Solo 4. Custom drivers, Bluetooth and Spatial Audio; the Floriogra has no audio at all.
• Best for kids → Floriogra. Sized, padded and designed for children, with a 360-degree rotating cup design for a snug fit.
• Best for adults → Beats Solo 4. Listed for adults, with a flex-grip headband and adjustable ear cups.
• Best for travel with a child → Floriogra. It folds flat and slips into a backpack for fireworks, flights and stadium events.
• Best for calls → Beats Solo 4. It has a built-in microphone and supports voice assistant interaction.
• Best for blocking engine drone or office chatter → neither, strictly speaking. Floriogra is for children and does not fully block noise; Beats Solo 4 lists noise control as None. If active noise cancelling is your priority, keep looking.
In my opinion, these are not competitors — they are two different jobs wearing similar search terms. If a child in your life is heading to a monster truck show, a fireworks display or a loud assembly, I would buy the Floriogra. The 28dB SNR rating, the ANSI S3.19 and CE EN 352-1 certification and the foldable kid-sized build are exactly what that situation calls for, and there is nothing to charge or pair. If you are an adult who wants wireless headphones for music and calls with battery life measured in days, I would buy the Amazon Renewed Beats Solo 4 — just go in knowing noise control is listed as None and the warranty is 90 days. Decide which job you actually have, and the choice makes itself.
how to noise cancelling headphones work
There are two mechanisms, and these two products split across them. Passive isolation — what the Floriogra uses — physically seals the ear with padded cups to reduce how much sound reaches the ear drum, rated here at up to 28dB SNR. Active noise cancelling uses microphones and electronics to cancel sound waves, which neither of these products lists.
how to use noise cancelling headphones
The Floriogra is simple: unfold it, adjust the padded headband, rotate the cups for a snug fit and put it on. No pairing, no charging, no buttons. The Beats Solo 4 is a Bluetooth headphone — you pair it wirelessly, and then use the built-in microphone for calls and voice assistant interaction. Remember that its noise control is listed as None.
how to test noise cancelling headphones
Put them on in a consistently noisy place and compare with them off. With the Floriogra, check the seal around the ears and confirm the headband is snug but not tight — the listing warns that excessive reduction and pressure are both things to avoid for children. With the Beats Solo 4, listen for how much the UltraPlush cushions and on-ear seal soften the room, since there is no active cancellation in the spec.
Strictly, no. The Floriogra performs sound isolation with a certified 28dB reduction and is built for children's hearing protection. The Beats Solo 4 lists noise control as None, so it is a wireless music headphone first. If you specifically need active noise cancelling for flights or an open office, neither of these is the right pick.
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See also: Amazon Renewed Beats Studio Buds vs Rulbovs NE92, Amazon Renewed Beats Solo Buds vs CoolJumper 6.1, Micool Ear Headphones vs RCA Earbuds: Noise Cancelling on