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We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-09-17 · 6 min read · Independent comparison
These two look like they belong in the same shopping cart, but they solve completely different problems. One is a sport earbud built around Bluetooth music and calls. The other is an open-ear bone conduction headphone with a built-in MP3 player and a waterproof rating that lets you take it underwater. Pick the wrong one and you will be disappointed — not because either is bad, but because they are built for different days.
• STECEi Earbuds biggest strength: earhook sport fit, Bluetooth 5.3, 13mm dynamic drivers, ENC call noise cancellation and an IPX7 rating — a straightforward wireless earbud for music and phone calls.
• STECEi Earbuds biggest trade-off: IPX7 protects against sweat and rain, but the sheet does not list swimming or underwater playback, and there is no built-in MP3 storage.
• SilisoundTek IP68 biggest strength: IP68 deep waterproofing plus a built-in 32GB MP3 player, so you can swim, surf or dive with music and leave the phone on the shore.
• SilisoundTek IP68 biggest trade-off: bone conduction sound travels through your cheekbones, not into your ear canal, so bass will never feel like a sealed in-ear bud, and it is an open-ear design by nature.
• Who STECEi Earbuds is for: gym-goers, runners and commuters who want normal wireless earbuds with earhooks and clear calls.
• Who SilisoundTek IP68 is for: swimmers, divers, surfers and open-ear runners who want music underwater and full awareness of traffic on land.
The STECEi Earbuds are a classic sport-style true wireless set. The earhooks are the first thing that tells you who they are aimed at: if you have ever had a bud pop out mid-sprint, the hook shape is the fix. Bluetooth 5.3 handles the wireless connection, and the audio side runs on 13mm dynamic drivers with triple-layer composite diaphragms. In plain terms, that is a driver size tuned for a fuller low end than the tiny 6mm drivers you find on cheap buds — the spec sheet openly pitches "enhanced bass, treble, and overall music quality," and the hardware at least supports that goal.
Call quality is the other half of the story. There is an ENC noise-reduction microphone on board, which is the kind of setup designed to pull your voice out of background noise during a call rather than letting wind and traffic swallow it. That matters if you take meetings on a walk or call people from a noisy street.
The practical details: in-ear fit, push-button controls, no headphone jack, red colourway, 100g total item weight and a 2-year warranty. The IPX7 rating means sweat, rain and accidental splashes are not a problem.
Buy these if you want ordinary Bluetooth earbuds that stay put during training and sound lively for music and calls. Skip them if your workout happens in a pool — nothing in the spec sheet promises underwater playback, and there is no onboard music storage, so the phone has to come with you.
The SilisoundTek IP68 is a different animal entirely. It is a bone conduction headphone — on-ear, silicone enclosure, orange-gray — that sends sound through vibration rather than into your ear canal. That single design choice explains almost everything about it. Because your ears stay open, you hear music and your surroundings at the same time. For road running and cycling, that is a genuine safety argument, not marketing fluff.
Then there is the waterproofing. IP68 is the highest level in that rating system, and the sheet says it supports swimming, surfing and diving. Here is the clever part: Bluetooth does not travel through water, which is why most "swimming headphones" are useless in a pool. SilisoundTek solves it with a built-in 32GB MP3 player — enough for thousands of songs. You load music before you get in, switch to MP3 mode, and the headphone plays on its own with no phone involved. The retail package even includes earplugs, which you would want underwater anyway.
Battery life is listed at 8 hours of music or calls, with standby up to 10 days and a full charge in about 1.5 hours via magnetic charging. Bluetooth 6.0 covers up to 13 metres and supports multiple connected devices, so a phone and a smartwatch can both be paired. Audio specs: bone conduction driver, 8 ohm impedance, 20Hz–20,000Hz frequency range, hybrid noise cancellation for calls. It is also lighter on the ears than it sounds, and the package includes a storage bag, adjusting belt and two charging cables.
Buy these if you swim, dive or surf and want music without a phone, or you run outdoors and want to hear traffic. Skip them if you mostly want deep, sealed-in bass for commuting — bone conduction sound is open and airy by design, and that is a trade-off you cannot tune away.
Side-by-Side: Which Should You Choose?
• Best for gym, running and general wireless listening → STECEi Earbuds. Earhooks, Bluetooth 5.3 and 13mm drivers cover the everyday case cleanly.
• Best for phone calls → STECEi Earbuds. ENC noise-reduction mic with call noise cancellation is purpose-built for voice.
• Best for safety while running or cycling on roads → SilisoundTek IP68. Open-ear bone conduction keeps you aware of traffic and surroundings.
• Best for bass-heavy music → STECEi Earbuds. In-ear sealed fit with a 13mm dynamic driver will simply move more air than an open bone conduction design.
• Best for leaving your phone behind → SilisoundTek IP68. The onboard MP3 mode plays without any Bluetooth connection at all.
• Best for battery certainty on long sessions → SilisoundTek IP68. 8 hours of playback, 10 days standby and a 1.5-hour charge are spelled out in the specs.
• Best for a simple, familiar earbud experience → STECEi Earbuds. Push-button controls, in-ear fit, no learning curve.
In my opinion, most people searching these two names actually want the STECEi Earbuds. They are the safer buy for the way most of us listen — music at the gym, calls on the move, earbuds that stay hooked in. If, however, you swim laps, dive, surf or want to hear traffic while running, the SilisoundTek IP68 is the only one of the two that can do that job, and nothing about the STECEi can substitute for it. Decide which of those two people you are, then check the current price on Amazon and buy that one. If you truly do both — pool sessions and gym sessions — they are different enough that owning both is not redundant.
No. It carries an IPX7 rating, which covers sweat, rain and splashes, but the spec sheet does not support swimming or underwater playback. For pool use you want the SilisoundTek IP68.
Yes. It has a built-in 32GB MP3 player. Load songs, switch to MP3 mode, and it plays independently — which is exactly how it works underwater where Bluetooth cannot reach.
The STECEi Earbuds. A sealed in-ear fit with a 13mm dynamic driver delivers more low-end impact. Bone conduction is open by design, so the SilisoundTek favours awareness and durability over thump.
If your workouts are on land and you take calls, buy the STECEi Earbuds. If they are in water, or you run on open roads, buy the SilisoundTek IP68. Check the current price on Amazon before deciding.
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