Rinsmola Wireless
A Bluetooth 5.4 chip provides a stable 15-meter connection and 2X faster transfer speeds, while 14.2mm dynamic drivers deliver powerful bass and clear treble. The 48-hour total battery life with an LED display case and IPX7 waterproof rating make these a practical choice for all-weather use. These earbuds are best for budget-conscious commuters and students who prioritize long battery life and clear ENC call quality over critical music listening.
No current retailer price
Snapshot
The 30-Second Version
The Rinsmola G21 Pro delivers 80th percentile sound and 82nd percentile battery for under $16. The mic ranks 92nd percentile but struggles in real-world noise. If you want the best budget earbuds for commuting and casual listening, grab the cheapest listing and don't look back.
Pros & Cons
Pros
- Ridiculous value at under $16 92nd
- Deep bass and clear highs from the 14.2mm driver 90th
- 48-hour total battery life with the case 81st
- ANC that actually works for the price 81st
- IPX7 waterproofing for workouts and rain
- Bluetooth 5.4 with easy pairing
Cons
- Build quality feels cheap and plasticky
- Mic struggles in noisy environments despite the high percentile rank
- Sound can get tinny on some tracks
- Fitness score is weak at 43.7/100 despite the IPX7 rating
What owners think
The Word on the Street
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Based on 13 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
The 14.2mm driver pushes real bass, and users consistently mention deep low end with clear highs. Sound lands in the 80th percentile, which means it beats most budget buds and even some mid-range options. ANC is also at 82nd percentile, so it's genuinely useful for commute noise, not just a marketing checkbox. Battery life is a highlight, with 8 hours from the buds and 48 total with the case. The mic ranks 92nd percentile, which is impressive on paper, but real-world feedback says it struggles in loud environments. ENC helps, but it's not magic. Connectivity is solid at 73rd percentile, and pairing is quick. The weak spot is build quality at 34th percentile, so treat these gently.
Specifications
Full Specifications
Design
| Form Factor | in-ear |
| Wearing Style | true wireless |
| Ear Tips | S, M, L |
| Weight | 0.0 kg / 0.1 lbs |
Audio
| Driver Type | dynamic |
| Driver Size | 14.2 |
| Impedance | 32 |
| Hi-Res Audio | Yes |
| Codecs | Wireless Earbuds Bluetooth Headphones, 2025 Hi-Fi Stereo Deep Bass Ear Buds, 4 ENC Noise Cancelling Mic, USB Fast Charging in-Ear Earphones, IP7 Waterproof Workout Sport for Laptop Pad Android iOS |
Noise Control
| ANC | Yes |
| ANC Type | ENC |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.4 |
Earbud Battery
| Battery Life | 8 |
| Charging | USB-C |
Case Battery
| Case Battery | 48 |
| Case Charging | USB-C |
Microphone
| Microphone | Yes |
| Mic Count | 4 |
| NC Mic | Yes |
Features
| Voice Assistant | ✓ |
| Touch Controls | Yes |
| Bone Conduction | No |
| Water Resistance | IPX7 |
vs Competition
Against the Soundcore P20i, the Rinsmola G21 Pro holds its own on sound and battery but loses on build quality and brand trust. The JLab GO POP ANC is a closer fight, with JLab offering better durability and a more refined app experience, but the Rinsmola undercuts it on price. The SoundPEATS C30 and TOZO Crystal Pods are both solid budget picks, but the G21 Pro's combination of ANC, battery life, and that 14.2mm driver makes it the spec-per-dollar champion. The TAGRY X08 is probably the closest competitor on features, but it typically costs more. If you want the absolute cheapest way to get decent ANC and big bass, the Rinsmola wins. If you want something that'll survive a year of abuse, look at JLab or Soundcore.
| Spec | Rinsmola Wireless | Technics EAH-AZ100 | Sony WF-1000XM6 | Apple AirPods Pro 3rd Generation | Nothing Buds 2 | Samsung Galaxy Buds3 Pro |
|---|---|---|---|---|---|---|
| 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 | true |
| Active Noise Cancellation | true | true | true | true | true | true |
| Bluetooth Version | 5.4 | 5.3 | 5.3 | 5.3 | 5.4 | 5.4 |
| Battery Life Hours | 8 | 8 | 8 | 8 | 13.5 | 6 |
| Case Battery Hours | 48 | 28 | 24 | 24 | 55 | 26 |
| Water Resistance | IPX7 | IPX4 | IPX4 | IP57 | IP55 | IP57 |
| Multipoint | - | true | true | true | true | true |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| Rinsmola Wireless | 81.3 | 91.6 | 34 | 79.9 | 80.8 | 72.4 | 80.9 | 72.3 | 90.2 |
| Technics EAH-AZ100 Compare | 97.3 | 97.5 | 79.4 | 99 | 78.4 | 72.4 | 92.1 | 99.9 | 81.4 |
| Sony WF-1000XM6 Compare | 97.3 | 99.8 | 79.4 | 88.5 | 75 | 72.4 | 80.9 | 99.1 | 81.4 |
| Apple AirPods Pro 3rd Generation Compare | 97.3 | 82 | 98.8 | 90.7 | 75 | 94.8 | 33.3 | 99.6 | 99.3 |
| Nothing Buds 2 Compare | 93.1 | 97.5 | 91.2 | 81.8 | 95.1 | 72.4 | 92.1 | 97.1 | 81.4 |
| Samsung Galaxy Buds3 Pro Compare | 97.3 | 97.5 | 98.8 | 92.8 | 72.5 | 94.8 | 33.3 | 99.6 | 90.2 |
Price
Value & Pricing
At $9 to $16 depending on the listing, these are basically an impulse buy. The cheapest listing on Amazon is the one to grab if you want maximum value. You're getting sound and battery performance that rivals buds costing five to ten times more. The trade-off is build quality and long-term durability, but at this price, you could buy three pairs and still come out ahead. If you lose one, you won't cry about it. That's a different kind of value.
Read more
Overview
The Rinsmola G21 Pro is one of those budget earbuds that makes you wonder why you'd ever spend ten times more. For somewhere between $9 and $16, you get a 14.2mm dynamic driver, Bluetooth 5.4, ANC, and a claimed 48 hours of total battery with the case. That's a spec sheet that would have cost you $150 a few years ago.
Our database puts these in the 80th percentile for sound and 82nd for battery, which is wild at this price. The mic ranks even higher at 92nd percentile. But the build quality sits at a mediocre 34th percentile, so don't expect a premium feel. You're paying for what's inside, not the plastic shell around it.
Common Questions
Q: Are these earbuds good for working out?
They have IPX7 waterproofing, so sweat and rain won't kill them. But our fitness score is only 43.7/100, so the fit may not stay secure during intense movement. For casual gym sessions they're fine, but runners might want something with ear hooks.
Q: How long does the battery actually last?
You get about 8 hours from the buds and 48 hours total with the charging case. That's well above average for this price range. A few users mention the battery drains quickly on first use, but that usually settles after a full charge cycle.
Q: Is the noise cancellation any good?
The ANC ranks in the 82nd percentile, which is genuinely impressive for budget earbuds. It won't match Sony or Bose, but it noticeably cuts down on commute noise like bus engines and office chatter.
Who Should Skip This
Skip these if you need reliable call quality in loud environments. The mic ranks high on paper but real users say it falls apart with background noise. Also skip if you're rough on your gear, the build quality is the weakest link at 34th percentile, and these won't survive being sat on or dropped repeatedly. If you're a serious runner or gym rat, the poor fitness score means you'll be adjusting these constantly.
Verdict
Buy these if you want maximum sound and battery for minimum money. They're perfect for commuters, students, or anyone who loses earbuds constantly. The ANC is genuinely useful, the bass is fun, and the battery lasts forever. Just don't expect a premium build or flawless mic performance in loud spaces. For under $16, these are an easy recommendation.