We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-09-24 · 7 min read · Independent comparison
If you want a bulk set of on-ear headphones for a classroom, lab, or library, choose Yunsailing 30; if you need a single wired on-ear headphone with a mic and USB-C for music and calls, choose AIAIAI Tracks Black USB-C. That is the whole decision in one line. Everything below is just the reasoning behind it, so you can sanity-check it against your own situation.
• Yunsailing 30 — biggest strength: It arrives as a 30-piece set, each headset individually sealed in its own OPP bag, so you can hand them out and store them without untangling a pile of loose gear.
• Yunsailing 30 — biggest trade-off: It is a 3.5 mm wired set with volume controls but no microphone listed, no USB-C, and no folding design — it is built for shared listening stations, not for calls or commuting.
• AIAIAI Tracks Black USB-C — biggest strength: A single on-ear headphone with 40 mm dynamic drivers, 20 Hz–20 kHz range, a USB-C connection, and an inline 3-button remote with a mic.
• AIAIAI Tracks Black USB-C — biggest trade-off: It is one headphone, not a set, and it relies on USB-C — so older laptops and tablets with only a 3.5 mm jack need an adapter.
• Who each is for: Yunsailing 30 for schools, training rooms and testing centers equipping many people at once; AIAIAI Tracks Black USB-C for one person who wants a wired on-ear headphone for music, studio work and calls.
The Yunsailing 30 is not really a "headphone" in the way most people mean it. It is a logistics product that happens to play audio. Thirty headsets, each in its own sealed OPP bag, with an ABS shell and a 1.2 m PVC cable. If you have ever run a computer lab, a reading program, or a group testing session, you already know the real problem is never sound quality — it is distribution, storage, and the fact that half the headsets come back tangled together in a cardboard box. Individual wrapping solves that before it starts.
The spec list reads exactly like what a facilities buyer would ask for. A 3.5 mm jack that plugs into laptops, desktops and tablets without dongles. A flexible cable long enough to reach a desktop tower sitting under a desk. An adjustable headband and soft ear cushions rated for extended sessions, which matters when a class is doing forty minutes of language practice or an assessment block. Durable ABS instead of something flimsier, because in a high-traffic room these things get dropped, stacked, and yanked off heads all day.
Who should skip it: if you are one person who wants a nice pair of on-ear headphones for your own music, this is the wrong product entirely. There is no microphone listed, no USB-C, no folding hinge, and no premium materials. Buying thirty of anything to use one is a waste, and you would be paying for packaging and quantity you do not need. In my opinion, the Yunsailing 30 only makes sense when "how do I hand these out and get them back" is a real question you have to answer.
AIAIAI Tracks Black USB-C: Who It's For
The AIAIAI Tracks Black USB-C is the opposite kind of product: one headphone, built around a person. It is an on-ear design with round earpieces, a stainless steel enclosure, and an aluminium headband with an adjustable two-color slider — the kind of band you size once and then stop thinking about. The theme listed is music and studio recording, which tells you where the design intent sits.
The audio side is where the specs get specific. 40 mm dynamic drivers, 32 ohm impedance, and a 20 Hz–20 kHz frequency range — a full-spectrum tuning with tight bass and detailed highs, per the manufacturer's description. 32 ohms is a low-impedance load, which is the practical detail that matters: it means the headphone is easy to drive from a laptop, tablet or phone output without a separate amp. If you have ever plugged a high-impedance headphone into a laptop and wondered why everything sounded thin and quiet, this is the number that prevents that.
The connection is the other headline. USB-C, wired, with an inline 3-button remote and microphone. So this is a headphone that does two jobs: listening, and talking. Media control sits on the cable, so you are not reaching for your device to pause a track or take a call. There is no active noise cancellation listed, and no battery — it is a wired headphone, which is a feature if you hate charging things and a limitation if you wanted wireless freedom.
Who should buy it: one person who wants a wired on-ear headphone for music, studio-style listening, video calls, and general laptop work, and whose device has USB-C. The steel and aluminium build and the adjustable slider suggest a headphone meant to be kept and used, not replaced every semester. It weighs 8.8 ounces, which is a real object on your head, not a featherweight — worth knowing if you are sensitive to clamp and weight over long sessions.
Who should skip it: anyone with a 3.5 mm-only device who does not want to deal with an adapter, anyone who needs wireless, and anyone equipping a room full of people. It is also a single item, so if you need thirty, this is not the answer.
• Best for equipping a group → Yunsailing 30. Thirty individually wrapped headsets with 3.5 mm plugs cover a lab, library or testing room in one purchase.
• Best for personal music listening → AIAIAI Tracks Black USB-C. 40 mm dynamic drivers, 32 ohm impedance, and a 20 Hz–20 kHz range are tuned for actual listening rather than speech playback.
• Best for calls and remote meetings → AIAIAI Tracks Black USB-C. It is the only one of the two with a microphone and an inline 3-button remote listed.
• Best for maximum device compatibility with zero adapters → Yunsailing 30. The 3.5 mm jack fits laptops, desktops and tablets without a dongle.
• Best for modern USB-C laptops and phones → AIAIAI Tracks Black USB-C. Wired USB-C audio with no charging routine and no battery to manage.
• Best for shared, high-traffic environments → Yunsailing 30. ABS shell, 1.2 m tangle-resistant PVC cable, and individual OPP bags for storage and distribution.
• Best for build materials → AIAIAI Tracks Black USB-C. Stainless steel enclosure and an aluminium band with an adjustable two-color slider.
• Best for long-session comfort in a classroom → Yunsailing 30. Adjustable headband and soft ear cushions are specified for extended sessions.
If I were buying for myself, I would get the AIAIAI Tracks Black USB-C. The 40 mm drivers, 32 ohm impedance and USB-C connection with a mic and inline remote make it a genuinely useful everyday wired headphone, and the steel-and-aluminium build suggests something I would keep rather than replace. If I were the person responsible for a room full of learners, I would buy the Yunsailing 30 without a second thought — the individual wrapping and 3.5 mm compatibility are exactly the details that make a shared setup work. Two different jobs, two different answers. Check the current price on Amazon for whichever one matches yours.
how to wear over the ear headphones
Set the headband so the earcups sit comfortably over your ears rather than pressing on them, then adjust the slider or band length until the fit is snug but not tight. Both the Yunsailing 30 and the AIAIAI Tracks Black USB-C have adjustable headbands — the Yunsailing 30 via an adjustable band, and the AIAIAI via a two-color slider — so size them before your first long session.
how to clean on ear headphones
Wipe the ear cushions and the outer shell with a soft, slightly damp cloth and let them dry fully before use. This is where the Yunsailing 30's design helps: each headset comes individually sealed in an OPP bag, so you can store cleaned units separately and keep shared sets organized between sessions.
how to clean over the ear headphones
Keep moisture out of the drivers and never soak the cups — a gentle wipe of the cushions and the ABS or steel housing is enough for routine upkeep. The Yunsailing 30's ABS shell and PVC cable tolerate frequent handling in busy rooms, while the AIAIAI Tracks Black USB-C's stainless steel enclosure wipes down easily as a personal pair.
Only if your device lacks USB-C. It connects via a USB-C jack, so a 3.5 mm-only laptop or tablet would need an adapter. The Yunsailing 30 uses a standard 3.5 mm jack, so it plugs into most laptops, desktops and tablets directly.
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See also: Belkin USB-C vs Arrowmax AREF01F-BU-35GS: Wired in Ear, USOTSO SADES MPOWER vs XHXJCYS Black Single Earset: Over Ear, DUNGZDUZ USB C & vs BZINK H89: Wired in Ear Earbuds