Open-Ear Wireless Earphones for Running, 360° Sound
Description
Open-ear, comfortable wireless earphones with 360° air conduction stereo sound
- ear discomfort from in-canal earbuds
- need for secure fit during sports
- battery anxiety with a visible charge display
- sweat and water exposure during workouts
Sound that stays with you, not in your ears
Tired of in-ear buds that ache and slip mid-workout? M38 clips on open-ear, so you hear your music, your calls, and the street around you.
Clip on, forget you're wearing them

Open ears, no canal pain
The earpiece sits on the outer ear, so nothing presses into the canal. Long sessions stop ending with that dull pressure. Fans of the hanging ear earphones style will recognise the idea: wear them without an insert.

Built to take the sweat
IPX7 means the earpieces handle temporary immersion, so sweat, rain, and a splash from a water bottle are not a problem. Wipe them dry after a heavy session and they are ready for the next one.

360° stereo sound
ACS 360° air conduction stereo spreads the sound around you instead of aiming it into one ear canal. You hear the music and the street at the same time. L and R markings on each earpiece keep the channels in the right place.
Three numbers worth knowing
- 5.3Bluetooth version
- 360°Stereo sound field
- 2 pcsClip-on earpieces
Clip, pair, and go in under a minute
- 1Hook the earpiece over the outer ear
Find the L or R marking, hook the elastic loop over the outer edge of your ear, and turn the earpiece until it sits snug outside the canal. Do not push it inward.
- 2Check the case display
Open the charging case and read the LED battery level before you head out.
- 3Let auto-connection do the work
Once paired with your iOS or Android device, the earpieces reconnect when you put them on.
- 4Wipe them after a sweaty session
Dry the earpieces before they go back in the case so moisture stays off the charging contacts.
Everything you need, nothing you don't
- Clip-on wireless earpieces×2
L and R marked, glossy black finish
- Charging case×1
LED digital display shows battery levels
Sore ears, slipping buds, and then none of that

The ache you've been ignoring
In-ear buds jam into the canal and press on the same spot for the whole run. Twenty minutes in the ache starts. Then sweat loosens the tips, and one bud drops out on the third hill.

Open ears, same music
M38 skips the canal entirely. The earpiece clips over the outer ear, and ACS 360° air conduction stereo sends sound through the air beside the ear canal, so the mix stays wide and full. You still hear the car behind you and your own footsteps. If you want a plainer clip-on option, compare wireless earbuds in the same range.

Miles without the compromise
Lift, run, ride the bus, and take a call at the bus stop. The IPX7 rating covers sweat and rain, and the elastic ear hook keeps the earpiece in place when you bounce. Your ears stay free from the first mile to the last.
Open ears versus in-ear sport buds
| M38 clip-on | In-ear sport buds | |
|---|---|---|
| Sits in the ear canal | No | Yes |
| Sits on the outer ear | Yes | No |
| Water resistance | IPX7 | Varies by model |
| Outside awareness | Yes | Partial |
| LED charge display on case | Yes | Varies |
Characteristics
Reviews
Questions and answers
The earpiece hooks over the outer ear with an elastic loop instead of sitting in the canal. Expect a try or two on the first wear to find the angle, then rotate until it feels stable when you move your head.
It sounds different from sealed in-ear buds. ACS 360° air conduction stereo gives you a wide, open sound field and lets you hear traffic and footsteps. If you want deep, sealed bass, in-ear buds are the better pick. Here the bass sounds lighter, and that is the trade for staying aware.
Yes. They pair with iOS and Android devices over Bluetooth 5.3, and auto-connection reconnects them when you put them on.
The charging case has an LED digital display that shows battery levels when you open it. Battery run time is not listed on the packaging, so charge the case before longer sessions.
The IPX7 rating covers temporary immersion, so sweat and rain are fine. Wipe the earpieces dry after heavy sweat and before they go back in the case.
Sport buds that fail with moisture get replaced often. M38 comes with two earpieces, a charging case, and an IPX7 rating in one kit, so the first pair has a better shot at lasting the season than a set of buds that dies mid-session.
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