How We Research
We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-10-02 · 6 min read · Independent comparison
• JBL Tune 310C — biggest strength: Hi-Res certified audio with JBL Pure Bass, a USB-C connection, and a three-button remote that also switches between Default, Bass, and Vocal EQ presets.
• JBL Tune 310C — biggest trade-off: USB-C only, so it needs a compatible device; there is no 3.5 mm option and no volume-limiting safety mode.
• Acer OHW328 — biggest strength: Dual Safe Sound Modes that cap volume at ≤85 dB for school and 94 dB for travel, plus a large over-ear fit built for growing ears.
• Acer OHW328 — biggest trade-off: It is a straightforward plug-and-play 3.5 mm headphone with no EQ presets, no microphone, and no USB-C.
• Pick JBL Tune 310C if you are an adult who wants detailed sound, call handling, and sound tuning from a pocketable in-ear.
• Pick Acer OHW328 if you are buying for a child aged 2+ and hearing protection matters more than audio features.
The Tune 310C is built around sound quality first. JBL's Pure Bass tuning and Hi-Res Audio certification mean it reproduces a wide frequency range — the spec sheet lists 20 Hz to 20,000 Hz — with the deep, punchy low end the brand is known for. The 16-ohm impedance and dynamic driver suggest it is easy to drive, so it should reach usable volume from a phone, laptop, or handheld gaming device without extra gear.
What makes it genuinely useful day to day is the wired remote. Three buttons handle playback and volume, the built-in microphone lets you take calls without pulling out your phone, and the same remote cycles through Default, Bass, and Vocal EQ presets. That is a real feature, not a marketing line: you can shift the tuning to match a podcast, a bass-heavy track, or a vocal-forward call. The flat cable is the other practical touch — it resists tangling in a bag, which matters for something you will toss in a backpack or jacket pocket.
Who should buy it? Anyone who listens on a USB-C device and wants better-than-basic sound in a small in-ear package — commuters, students with USB-C laptops, gamers, and people who take a lot of calls. The 14.3 g weight makes it easy to forget you are wearing it.
Who should skip it? If your phone or laptop still uses a 3.5 mm jack, this is the wrong model — JBL explicitly advises checking USB-C compatibility before buying. And if you are shopping for a young child, this is not a kids' product: there is no volume limiter and no over-ear cushioning, and the frequency-focused tuning is aimed at adult listeners.
The OHW328 is designed around a very specific job: keeping a child's ears safe while they learn and travel. The headline feature is Dual Safe Sound Modes, which limit output to ≤85 dB for school and home use, with a 94 dB option for noisier environments like a bus or plane. For a parent, that single function is the reason to buy it.
Comfort is the second pillar. The over-ear cups have 54x40 mm openings with multi-directional earcups that tilt roughly ±10° in every direction, which spreads pressure away from the ears instead of clamping down. At 5.29 oz it is light enough to wear through a full school day, and the adjustable headband is sized for children from age 2 upward — Acer notes it can even stretch to fit teens and adults, so it grows with the kid.
The rest is deliberately simple. It is a plug-and-play 3.5 mm wired headphone, so there is no charging and no Bluetooth pairing — it works with school Chromebooks, laptops, Kindles, and phones. The build uses BPA-free materials and meets US CPC and CPSIA safety standards, and the 40 mm dynamic driver covers the same 20 Hz–20,000 Hz range as the JBL. There is a push-button volume control on the cable.
Who should buy it? Parents, teachers, and gift-givers shopping for a child aged 2 to 16 who needs reliable, safe audio at school or on trips. Who should skip it? Anyone wanting EQ control, a microphone for calls, or a USB-C connection — none of that is here. And if you want premium sound for yourself, the kid-focused tuning and safety caps are not built for that.
Side-by-Side: Which Should You Choose?
• Best for Hi-Res audio quality → JBL Tune 310C. Hi-Res certification and Pure Bass tuning are the core of the design.
• Best for child hearing safety → Acer OHW328. The 85/94 dB Dual Safe Sound Modes exist for exactly this reason.
• Best for older 3.5 mm devices → Acer OHW328. The universal 3.5 mm jack plugs into Chromebooks, Kindles, and phones with no adapter.
• Best for calls and mic use → JBL Tune 310C. The three-button remote includes a built-in microphone; the Acer has volume control only.
• Best for sound customization → JBL Tune 310C. Default, Bass, and Vocal presets are selectable from the wire.
• Best for all-day comfort on a small head → Acer OHW328. Over-ear cups, a 5.29 oz build, and an adjustable headband sized from age 2.
• Best for portability and tangle resistance → JBL Tune 310C. The flat cable and 14.3 g in-ear design pack down small.
If I were buying for myself, I would take the JBL Tune 310C. In my opinion, the combination of Hi-Res audio, USB-C, the inline mic, and switchable EQ presets makes it the more capable headphone for an adult who listens and takes calls daily. But I would not hand it to a young child — that is not what it is built for. For a kid heading to school, I would choose the Acer OHW328 without hesitation, because the ≤85 dB safety mode, the over-ear comfort, and the simple 3.5 mm plug are exactly what a parent needs. My honest read: these are not really competitors, they are answers to two different questions. Buy the one that matches the person who will wear it.
how to wired headphones work
A wired headphone turns an electrical audio signal from your device into sound through its driver, with no battery or pairing involved. Both models here are passive wired designs with dynamic drivers — the JBL over USB-C, the Acer over a 3.5 mm jack — so plugging in is all it takes to start listening.
how to use wired headphones with iphone
It depends on the connector. The Acer OHW328 uses a standard 3.5 mm jack, so a modern iPhone needs an adapter. The JBL Tune 310C uses USB-C, so it suits USB-C devices — JBL advises confirming USB-C compatibility with your specific device before buying.
how to fix wired headphones no sound
Start with the simple checks: make sure the plug is fully seated, try a different device, and confirm the volume is turned up on both the headphone control and the source. On the JBL, check that USB-C audio output is supported by your device, and on the Acer, check the inline volume button is not turned all the way down.
are these good for kids or for adults
The Acer OHW328 is the kids' option — volume-limited to ≤85/94 dB, BPA-free, and sized from age 2 with an adjustable headband. The JBL Tune 310C is aimed at adults: it has no volume limiter and focuses on audio quality, EQ presets, and call handling instead.
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