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We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-10-01 · 6 min read · Independent comparison
If you want an in-ear gaming companion with ultra-low latency, RGB flair and a charging case, choose NMPB Earbuds; if you need open-ear situational awareness for running and cycling with a rotatable boom mic, choose Diyeeni Open Ear.
• NMPB Earbuds — biggest strength: a game-focused design, with Bluetooth 5.1, a dual music/game mode that switches automatically, and a claimed 40ms ultra-low latency for sound-and-picture sync.
• NMPB Earbuds — biggest trade-off: they sit in your ear canal and physically block outside sound, so they are a poor pick if you need to hear traffic or conversation while you listen.
• Diyeeni Open Ear — biggest strength: a bone conduction, open-ear fit that leaves your ear canal free, so you stay aware of traffic and surroundings, plus a 180-degree rotatable boom mic and Bluetooth 5.5.
• Diyeeni Open Ear — biggest trade-off: open-ear listening trades isolation for safety, so in loud places it is not the tool for shutting the world out.
• Who each is for: NMPB Earbuds for gamers and everyday listeners who want immersive in-ear sound; Diyeeni Open Ear for runners, cyclists and commuters who want to hear the world while they listen.
NMPB Earbuds are built around one idea: make the game feel instant. The spec sheet lists a 40-millisecond ultra-low latency figure and a dual-mode system that lives in music mode by day and, according to the description, switches into game mode automatically when you open a game. Bluetooth 5.1 handles the connection, and the physical noise-reduction earplug design is meant to push environmental noise down so the audio you do hear stays clear. That combination — low delay plus a sealed in-ear fit — is exactly what someone playing a shooter or a rhythm game wants, because audio and on-screen action need to land together.
The audio hardware is more ambitious than the category norm. NMPB lists a 15mm dynamic driver with a composite diaphragm and a 20Hz–20,000Hz range, which is a wide, full-frequency claim for earbuds. The pitch is 3D, bass-heavy, immersive sound — the kind of tuning that flatters music and makes footsteps and gunfire easy to place. Around that, you get RGB lighting on both the buds and the charging case, fingerprint touch controls instead of physical buttons, and a 400mAh case that the brand says recharges the buds about five times for a total of 30 hours of playtime. A Type-C cable is included.
So who should buy them? Gamers, first and foremost, and anyone who wants one pair of wireless in-ears for music, calls and gaming with a bit of visual personality. Who should skip them? Anyone whose priority is hearing their surroundings. Sealed in-ear buds are the opposite of an open-ear design, and if you run on roads or cycle in traffic, blocking your ears is a real safety trade-off. If that describes you, keep reading.
Diyeeni Open Ear takes the other philosophy entirely. This is a bone conduction headphone, meaning it rests outside your ear canal rather than inside it. The spec sheet calls this out as the core selling point: you stay fully aware of traffic, conversations and ambient sound while music plays. For jogging, cycling, hiking or walking a busy commute, that awareness is the whole reason to choose an open-ear design over a sealed one. It is not about louder or better sound — it is about not cutting yourself off from the world.
The fit and call features are where Diyeeni gets specific. There is a 180-degree rotatable boom microphone, so you can angle the mic and wear the unit on either your left or right ear — genuinely useful if you take a lot of calls on the move. An intelligent automatic power-on system activates the earbud when you insert a battery and reconnects to your phone without you pressing anything. On the audio side, Diyeeni lists Bluetooth 5.5 for a stable, low-power connection, a 16mm speaker at 32Ω impedance, and a noise-canceling microphone paired with a dynamic speaker for clear voice pickup on calls.
Battery is the other headline. Diyeeni claims a 15-hour full charge delivering up to 30 hours of continuous playback, with 365 days of standby, running on two built-in 200mAh lithium-ion batteries. Charging is over Type-C, and the package includes the earbud, two batteries, a cable and a manual. Bluetooth range is listed at roughly 10–20m (about 33–66ft). A 90-day manufacturer warranty applies. Who should buy it? Runners, cyclists and commuters who value awareness and hands-free calling above isolation. Who should skip it? Anyone who wants deep, sealed-in bass and total noise blocking — that is simply not what an open-ear bone conduction design delivers.
Side-by-Side: Which Should You Choose?
• Best for gaming and low-latency audio → NMPB Earbuds (40ms ultra-low latency, dedicated game mode).
• Best for running, cycling and outdoor workouts → Diyeeni Open Ear (safe open-ear fit plus rotatable boom mic).
• Best for immersive, bass-forward in-ear sound → NMPB Earbuds (15mm dynamic driver, 20Hz–20,000Hz range).
• Best for hands-free calls on the move → Diyeeni Open Ear (180-degree rotatable boom mic and noise-canceling microphone).
• Best for a rechargeable case you top up and go → NMPB Earbuds (400mAh case, roughly five recharges, Type-C).
• Best for long single-charge playback and standby → Diyeeni Open Ear (30 hours playback, up to 365 days standby, dual 200mAh batteries).
• Newest wireless standard → Diyeeni Open Ear (Bluetooth 5.5 vs Bluetooth 5.1 on the NMPB).
• Want a bit of visual flair → NMPB Earbuds (RGB lighting on the buds and case).
If I had to pick one, I would buy the NMPB Earbuds for general listening and gaming, because the low-latency game mode, sealed in-ear fit and big 15mm driver give you the more immersive, all-round experience — and the 30-hour case keeps it practical. I would choose the Diyeeni Open Ear instead if my listening happens on roads or trails, where hearing traffic and taking calls hands-free matters more than isolation and bass. In my opinion, the deciding question is simple: do you want the world shut out, or kept in? NMPB shuts it out; Diyeeni keeps it in.
NMPB Earbuds. They list a 40ms ultra-low latency figure and an automatic game mode aimed at sound-and-picture sync, which is exactly what gaming needs. Diyeeni's open-ear design is built for awareness outdoors, not low-latency play.
Are Diyeeni Open Ear headphones good for running and cycling?
Both list 30 hours of playback, but differently. NMPB gets there through a 400mAh charging case that recharges the buds roughly five times. Diyeeni delivers up to 30 hours per charge from two built-in 200mAh batteries, with up to 365 days of standby.
I cannot quote prices here, and they change often. Since each product sits in a different design category, check the current price on Amazon for both, then decide based on whether you want sealed in-ear gaming sound (NMPB) or open-ear awareness (Diyeeni).
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See also: Audio Technica ATH-PRO5XBK vs Sony IER-M500, Sony MDR-XB300 vs Jrumz Clarity CL01: Deep Bass Headphones, headphones for autism, Boodlab Sleep Mask vs JKNKCO NE91: Noise Blocking Sleep