Rulefiss BX27 Wireless Earbuds Sport
Ever been in the middle of a workout when your earbuds decide to take a dive? Not with our Wireless Earbuds Sport. Thanks to Bluetooth 5.4, they stay connected like your favorite gym buddy, and with 75 hours of total playtime, they might just outlast your motivation. Plus, they’re IP7 waterproof and come with secure earhooks because nobody has time for earbuds that bail during a sprint.
But wait, there’s more (and it’s good):
- Feel the bass drop with 14.2mm triple-layer diaphragm drivers—your ears will thank you.
- Chatting on the go? 4 ENC microphones make sure you sound crystal clear, not like you’re calling from a wind tunnel.
- Running low on juice? The quick charge feature and dual LED display have got your back, showing you exactly how much power you’ve got left.
- They come with multiple ear tip sizes because one size fits all is a myth, especially when it comes to comfort.
- And with sensitive touch control, skipping tracks or adjusting volume is as easy as a tap—no fumbling required.
Features
- 75Hrs Total Playtime
- 4 ENC Mic Noise Canceling
- IP7 Waterproof
- Hi-Fi Sound Quality
- Bluetooth 5.4 Technology
General specs
- Brand: Rulefiss
- Model: BX27
- Seller: Amazon
- ID: B0DX6Z31N8
- Battery Life: 75 hours
- Audio Driver Size: 14.2 Millimeters
- Bluetooth Version: 5.4
- Waterproof Rating: IP7
- Included Components: BX27 Bluetooth 5.4 Earbuds * 2, USB-C cable * 1, User Manual * 1, Charging box * 1, Soft silicone ear caps * 6 (L/M/S)
- Connectivity Technology: Wireless
- Wireless Communication Technology: Bluetooth
- First listed by seller: 7/19/25
If you are interested in more details, you can find full information on the seller's page.
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Shipping options
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| Brand | Rulefiss | NDO | SPRTOYBAT | hadbleng | MONSTER | MONSTER |
| Model | BX27 | Q38 | Q28S | W36 | MH22107 | |
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| Price | $19.99 | $15.99 | $24.69 | $29.99 | $29.99 | $39.99 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Mar 25, 2026 | Mar 21, 2026 | May 18, 2026 | Mar 21, 2026 | May 8, 2026 | Mar 21, 2026 |
| Battery Life | 75 hours | 6 hours per charge, 48 hours with case | 68 Hours | 8 Hours | 32 Hours | 1 days |
| Bluetooth Version | 5.4 | 5.3 | 5.4 | 5.3 | 5.4 | 5.3 |
| Waterproof Rating | IP7 | IPX7 | IPX5 | |||
| Included Components | BX27 Bluetooth 5.4 Earbuds * 2, USB-C cable * 1, User Manual * 1, Charging box * 1, Soft silicone ear caps * 6 (L/M/S) | USB-C Charging Cable*1, User Manual, Charging Case *1, Silicone Ear Tips (S/M/L x2 each), Earbuds *2 | Mini USB Type C cable *1, User Manual, Ear Caps *6 (S/M/L), 800mA Charging Case *1, Earbuds *2 | |||
| Connectivity Technology | Wireless | Wireless | Wireless | Wireless | Wireless | |
| Wireless Communication Technology | Bluetooth | Bluetooth | Bluetooth | Bluetooth | Bluetooth | |
| Charging Time | 1.5 hours | 2 Hours | 2 Hours | 2 Hours | ||
| Material | Plastic | Plastic | Plastic | |||
| Noise Control | Passive Noise Cancellation | Passive Noise Cancellation | Adaptive Noise Cancellation | |||
| Compatible Devices | Laptops, Mobile Phones/Smart Watch, Computers, Notebooks, Watches, Android/ phones, TVs, Cellphones, Desktops, Gaming Consoles, Tablets, Telephones, various Bluetooth enabled devices | Laptops, Desktops, Tablets, Telephones, Smart Speakers, Televisions, Cellphones | Smart Phone, Tablets | |||
| Water Resistance Level | Waterproof | Waterproof | Waterproof | |||
Rulefiss BX27 Bluetooth 5.4 Technology
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