JVC HAFX38MA

★★★★☆ 4.4 (1,825)

Memory foam earpieces conform to the ear for a stable fit and passive noise isolation, paired with a 3.3-foot gold-plated cord and dynamic drivers. A 4.4-star rating from over 7,300 reviews and colorful design options make it a dependable everyday wired earbud. Best for budget-oriented users who prioritize comfort and sweat resistance for casual music, not clear phone calls.

form factor in-ear
driver type dynamic
water resistance Water-Resistant
JVC HAFX38MA earbuds
46 Puntuación global
También disponible en:

Resumen

The 30-Second Version

The JVC Marshmallows nail comfort with a 74th percentile score, but the sound is a mediocre 31st percentile and call quality is a brutal 24.6/100. Owners love the memory foam fit and value, but universally hate the tangle-prone cable. Buy them for a comfy, wired, no-calls experience and not a penny over $20.

Pros & Cons

Ventajas

  • Memory foam tips are incredibly comfortable, landing in the 74th percentile for comfort 90th
  • Excellent passive noise isolation thanks to the foam seal 80th
  • Clear, non-fatiguing sound that's great for podcasts and vocals 74th
  • Wired connection means zero latency and no battery anxiety 73rd
  • Outstanding social proof with a 90th percentile ranking and a 4.4-star average from over 1,800 reviews

Desventajas

  • Sound quality is mediocre, scoring in the 31st percentile with a notable lack of deep bass
  • Call quality is abysmal at 24.6/100, with the mic picking up every bit of clothing noise
  • The thin cable is a tangle-prone mess, a top complaint from owners
  • No wireless capability at all, which is a dealbreaker for many in 2024
  • Build and battery scores are both below average, in the 74th and 49th percentiles respectively

Opinión de los propietarios

The Word on the Street

4.4/5 (1825 reviews)
👍 Owners are nearly unanimous in their love for the memory foam tips, describing them as the most comfortable earbuds they've ever worn and praising the excellent passive noise blocking.
👍 Many long-time users report these are a durable, outstanding value that they keep coming back to for a simple, clear-sounding wired experience without Bluetooth hassles.
👎 A common and loud complaint is the thin, flimsy cable that tangles constantly, with several users also frustrated by a microphone that picks up distracting clothing rustle.

Cómo cambió la opinión de los propietarios con el tiempo

Exclusiva

Según cuándo escribieron realmente sus opiniones los clientes, para ver si los elogios iniciales se mantuvieron.

La opinión de los propietarios se ha enfriado desde el lanzamiento
85/100Nuestro análisis de opinión con IAconfianza media · 13 fuentes · may 2026
1★2★3★4★5★Q1 '22: 5.0★ · 1 opiniónQ4 '22: 5.0★ · 1 opiniónQ1 '23: 5.0★ · 1 opiniónQ4 '23: 5.0★ · 1 opiniónQ2 '24: 4.5★ · 2 opinionesQ4 '24: 5.0★ · 1 opiniónQ2 '25: 5.0★ · 3 opinionesQ4 '25: 4.0★ · 2 opinionesQ1 '26: 5.0★ · 1 opinión111121321Q1 '22Q4 '22Q1 '23Q4 '23Q2 '24Q4 '24Q2 '25Q4 '25Q1 '26
Valoración mediaSatisfechos (4-5★)Insatisfechos (1-2★)Altura de la barra = número de opiniones

Basado en 13 opiniones de clientes con fecha, agrupadas por trimestre natural. El análisis por periodo está en inglés.

Las pruebas

Performance

The sound profile is best described as clear but not particularly exciting. The dynamic drivers deliver a pleasant, non-fatiguing sound that makes vocals and podcasts shine, which aligns with user praise for clarity. However, the lack of deep bass is a recurring theme, and our sound score in the 31st percentile confirms this is a weak spot. You're not getting the layered detail or punchy low-end you'd find on even a mid-range pair of wireless buds. The memory foam tips do a lot of heavy lifting here, creating a seal that passively blocks out a surprising amount of ambient noise, which helps the overall listening experience feel more immersive than the raw audio quality would suggest on its own.

The built-in mic and remote are functional for basic track control, but the mic quality is a real letdown. Scoring a 24.6 for calls, it's one of the worst we've seen for voice pickup. Users frequently complain about it picking up clothing rustle, so your caller will hear every brush of the cable against your shirt. The wired connectivity is dead reliable, scoring right in the middle of the pack at the 50th percentile, but that thin, tangle-prone cable is a common gripe that drags the whole experience down a notch.

Performance Percentiles

Anc 31.8
Mic 44
Build 73.3
Sound 31.1
Battery 48.7
Comfort 73.8
User Sentiment 79.9
Connectivity 49.3
Valoración social 90.3

Specifications

Full Specifications

Design

Form Factor in-ear
Wearing Style Rounded toe
Ear Tips s
Weight 0.0 kg / 0.1 lbs

Audio

Driver Type dynamic
Hi-Res Audio No

Noise Control

ANC No
Transparency No

Connectivity

Multipoint No
Wired Connector 3.5mm

Microphone

Microphone Yes

Features

Touch Controls Yes
Water Resistance Water-Resistant

vs Competition

Stacking these against the top competitors like the Technics EAH-AZ100 or Sony WF-1000XM6 is almost comical. Those are $200+ wireless noise-canceling powerhouses with sound scores in the stratosphere. The JVCs don't even try to compete on sound or features. A more honest comparison is against other budget wired options or even the free earbuds that come with a phone. The Marshmallows win on comfort and passive isolation, hands down. But compared to something like a budget pair from Anker or Skullcandy, you'll likely get a more robust cable, better bass response, and often a more usable microphone, even if you sacrifice the unique memory foam fit.

Spec JVC HAFX38MA Technics EAH-AZ100 EAH-AZ100-K Sony WF-1000XM6 Samsung Galaxy Buds3 Pro Bose QuietComfort Ultra 896637-0010 Apple AirPods Pro 3
Form Factor in-ear in-ear in-ear in-ear in-ear in-ear
Driver Type dynamic dynamic dynamic dynamic dynamic dynamic
Wireless - true true true true true
Active Noise Cancellation false true true true true true
Bluetooth Version - 5.3 5.3 5.4 5.3 5.3
Battery Life Hours - 8 8 6 6 8
Case Battery Hours - 28 24 26 18 24
Water Resistance Water-Resistant IPX4 IPX4 IP57 IPX4 IP57
Multipoint false true true true true true
Compare Compare Compare Compare Compare
Producto AncMicBuildSoundBatteryComfortUser SentimentConnectivityValoración social
JVC HAFX38MA 31.84473.331.148.773.879.949.390.3
Technics EAH-AZ100 EAH-AZ100-K Compare 97.497.581.499.18273.89299.281.4
Sony WF-1000XM6 Compare 97.499.881.489.279.273.879.999.281.4
Samsung Galaxy Buds3 Pro Compare 97.497.598.993.576.994.779.999.790.3
Bose QuietComfort Ultra 896637-0010 Compare 97.491.981.49748.794.79298.190.3
Apple AirPods Pro 3 Compare 97.483.998.991.579.294.731.799.799.4

Precio

Value & Pricing

Pricing on these is all over the map, with a wild spread from $94 to $3854 across vendors. Let's be clear: anyone charging triple digits for these is out of their mind. These are budget earbuds through and through, and their value proposition completely falls apart above the $20 mark. The user sentiment screams "great value for the price," but that's based on a sub-$15 purchase. If you can snag them for around their typical budget price, you're getting a comfortable, reliable pair of beaters. Pay more than a fast-food lunch for them, and you're getting ripped off.

Desde 747 MXN 1 oferta en 1 tienda
Amazon.com.mx 1 oferta Desde 747 MXN

Price History

746 MXN 747 MXN 748 MXN 749 MXN 750 MXN 30 may18 jul 747 MXN

Leer más

Overview

The JVC HAFX38MA Marshmallow earbuds are a bit of a cult classic, and the numbers back up the nostalgia. With a user sentiment score in the 80th percentile and social proof landing in the 90th, people genuinely love these things. That's a lot of happy ears for a wired bud in a wireless world. The standout feature is right in the name: those memory foam tips. They're the reason the comfort score hits the 74th percentile, which is well above average for budget in-ears, and they provide passive noise isolation that owners rave about.

But let's be real about what you're getting. The sound quality score sits in the 31st percentile, meaning it's pretty mediocre compared to the wider market. You won't find deep, rumbling bass or audiophile-level detail here. The call quality is the real Achilles' heel, scoring a dismal 24.6 out of 100, so don't plan on using these for important phone calls. You're buying these for a specific, simple experience: a comfortable, no-fuss wired bud that sounds clear enough for podcasts and casual listening.

Common Questions

Q: How good is the noise isolation on these earbuds?

It's one of their strongest points. While they have no active noise canceling (scoring in the 32nd percentile for ANC), the memory foam tips expand to seal your ear canal, providing excellent passive noise isolation. Users consistently rank this as a top reason to buy them, making them great for blocking out office chatter or engine hum.

Q: Can I use these for working out or running?

You can, but they're not ideal. They have a water-resistant build and a fitness score of 42.9/100. The memory foam tips will stay put better than silicone, but the thin, tangle-prone cable is a major annoyance during movement, and you'll likely hear a lot of cable noise. They're better suited for a stationary gym session than a run.

Q: Are these earbuds good for making phone calls?

Honestly, no. The call quality score is a terrible 24.6 out of 100, which puts it near the bottom of the pack. The microphone is a major weak point and is notorious for picking up the sound of the cable rubbing against your clothing. Your voice will come through, but the other person will be very distracted by the rustling.

Who Should Skip This

Anyone who takes phone calls should skip these without a second thought, given the abysmal 24.6 call score. Bass lovers will also be deeply disappointed, as the sound profile in the 31st percentile simply can't deliver a satisfying low-end thump. If you're hard on your gear, the thin, tangle-prone cable and below-average build score mean these likely won't survive a rough daily commute. And if you've already cut the cord, there's nothing here to bring you back to wired audio.

Verdict

The JVC HAFX38MA Marshmallows are a one-trick pony, but it's a trick a lot of people love. The memory foam comfort and passive noise isolation are genuinely great for the price, and the clear, simple sound is perfectly fine for casual listening. The 4.4-star average from nearly 2,000 reviews doesn't lie. However, the terrible call quality and flimsy cable are serious drawbacks. If your priority is a cheap, comfy wired bud for a tablet or laptop and you never plan to take a call, these are a solid, data-backed pick. For anything else, you can do better.

Usage Scores

Calls (24.5)Music (27)General (46.4)Budget (50.6)Gaming (32.1)Travel (27)Commute (25.5)Fitness (42.8)

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