We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-09-24 · 6 min read · Independent comparison
If you want a true open-ear, bone-conduction design that keeps your ears completely unblocked, choose Niecase Bone Conduction Headphones; if you need long battery life and active noise cancelling in a compact true-wireless package, choose Generic TRAUSI Open Ear. That's the short answer. The longer version comes down to one thing the keyword keeps circling: what "waterproof" actually means for the way you train.
• Niecase's biggest strength: genuine bone-conduction audio that leaves your ear canals open, so you stay aware of traffic and surroundings — ideal for road running and cycling.
• Niecase's biggest trade-off: no noise cancelling at all, and the open design means you'll hear everything around you (which is the point, but not for everyone).
• Generic TRAUSI's biggest strength: up to 40 hours of total playtime with a charging case and ENC noise cancelling for calls.
• Generic TRAUSI's biggest trade-off: it's listed as IPX5, not IPX7, and despite the "open ear" name its spec sheet actually lists an in-ear fit with earhooks.
• Who Niecase is for: safety-first outdoor athletes who want their ears free and can live with modest battery life.
• Who Generic TRAUSI is for: gym-goers and commuters who want long runtime, touch controls and call clarity.
The Niecase set is built around one idea: your ears stay open. Instead of firing sound into your ear canal, it uses a bone conduction driver (rated 8 ohm, 105 dB sensitivity, 20 KHz frequency response) to send vibrations through your cheekbone. That's why there's no ear tip shoved in your ear and no seal to break. On a busy road or a shared bike path, you hear the music and the world at the same time. For anyone who has ever flinched at a car they didn't hear coming, that awareness is the whole reason to buy these.
Durability is where it separates itself. The IP67 rating is the headline for a reason — it's rated to resist intense sweat and water splashes, which covers rain runs and heavy training sessions. If you're comparing "waterproof earbuds," this is the tier that actually earns the word. Battery is rated at up to 10 hours, enough for a marathon or a long ride, though not for multi-day use without a charge. You also get Bluetooth 6.0, a 15-meter range, a built-in mic, dual-device connection so you can pair a phone and a laptop at once, and a Music/Game mode switch for low-latency gaming. Controls are physical push buttons, which I actually prefer with sweaty hands over touch surfaces. The housing is ABS plastic, and it ships with an adjustable strap, cable, earplugs and a manual.
Generic TRAUSI Open Ear: Who It's For
The Generic TRAUSI model plays a different game — it's a true-wireless set with a charging case, and the numbers are aimed at people who hate charging. The listing describes up to 30 hours per charge and 40 hours total with the case, refilled in about 1.5 hours via USB-C. For a week of commutes or a string of gym sessions, that's a genuinely convenient setup. The 8mm dynamic drivers (32-ohm impedance, 105 dB sensitivity) are paired with ENC noise cancelling, which is about filtering background noise on calls rather than silencing your music, and Bluetooth 5.3 gives a stable 10-meter range with a claimed 60ms latency for video and gaming.
The fit is worth reading carefully. The product name says "open ear," and there is an earhook design to keep the buds secure during running and workouts — but the spec sheet lists the ear placement as in-ear with an in-ear shape. In practice, that means an earhook-stabilized bud rather than a bone-conduction open design. It's secure and stays put, but it isn't the same "ears fully open" experience as the Niecase. Water resistance is listed as IPX5, which handles sweat and light rain but sits a tier below IP67. Controls are touch-based, and the set ships with a charging case in black with purple buds. There's no warranty listed.
Who should buy it: gym regulars, commuters and casual athletes who want long battery life, a charging case, touch controls and call clarity in a compact package. Who should skip it: swimmers, heavy-rain runners, or anyone who specifically wants true open-ear awareness and a higher water-resistance rating. The IPX5 rating and in-ear fit are the two things to weigh before buying.
Side-by-Side: Which Should You Choose?
• Best for true open-ear awareness → Niecase Bone Conduction Headphones. Bone conduction leaves the ear canal free, so you hear traffic and surroundings.
• Best water resistance → Niecase Bone Conduction Headphones. IP67 beats the TRAUSI's IPX5 for sweat, rain and splashes.
• Best for calls and noise filtering → Generic TRAUSI Open Ear. ENC noise cancelling plus a built-in mic target clearer voice pickup.
• Best for rain running and heavy sweat → Niecase Bone Conduction Headphones. The higher rating is the deciding factor here.
• Best for touch-control convenience → Generic TRAUSI Open Ear. Touch controls versus the Niecase's physical buttons.
• Best for multi-device switching → Niecase Bone Conduction Headphones. It connects to two devices at once and switches between them.
• Best for compact carry → Generic TRAUSI Open Ear. The included charging case makes it easy to pocket and top up on the go.
If waterproofing is your deciding factor — and the keyword suggests it is — I'd buy the Niecase Bone Conduction Headphones. IP67 plus true bone-conduction openness is a combination built specifically for rain, sweat and road safety, and the dual-device pairing and button controls are practical touches for training. I'd pick the Generic TRAUSI Open Ear instead if battery life and a charging case matter more to you than the higher water rating, or if you mainly train indoors. In my opinion, outdoor athletes should lean Niecase; everyone else can happily take the longer runtime. Either way, check the current price on Amazon before deciding, since it moves around.
are ipx7 earbuds waterproof
IPX7 is a water-resistance rating, not a claim of full waterproofing. It means the device can withstand immersion in water under specified test conditions, which is a higher tier than IPX5 splash resistance. The Niecase set is rated IP67, which combines that water resistance with dust protection.
can you shower with ipx7 earbuds
An IPX7 rating is generally considered sufficient for showering, since it covers brief immersion. The Niecase's IP67 rating should handle shower-level water and sweat comfortably. The Generic TRAUSI's IPX5 rating is aimed at splashes and sweat, so I'd be more cautious with it around direct water.
what's the difference between bone conduction and open ear earbuds
Bone conduction sends vibrations through your cheekbone, leaving the ear canal completely free. "Open ear" usually describes a shape that sits outside the canal rather than sealing it. The Niecase uses a bone conduction driver; the Generic TRAUSI is listed as an in-ear fit with an earhook despite its open-ear naming.
which has better battery life, Niecase or Generic TRAUSI
The Generic TRAUSI Open Ear wins on runtime, with up to 40 hours total using its charging case. The Niecase Bone Conduction Headphones are rated at up to 10 hours per charge. If you hate charging often, the TRAUSI is the more convenient pick.
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See also: Fenpos Bone Conduction Headphones vs UZKO Open Ear Headphones, YouthWhisper Bone Conduction Headphones vs OTRBCOY True Open Ear, MZYMI Bone Conduction Headphones vs Aurotlu Open Ear Headphones