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The Rulefiss Q38 Wireless Earbuds Sport combine cutting-edge Bluetooth 5.4 technology with premium 14.2mm Hi-Fi drivers to deliver crystal-clear calls and immersive sound. Designed for active professionals, these IPX7 waterproof earbuds feature ultra-light earhooks for secure comfort during workouts, an impressive 56-hour battery life with fast USB-C charging, and smart touch controls compatible across all major devices. Perfect for seamless transitions from business calls to gym sessions, they offer a durable, stylish audio solution that keeps you connected and motivated all day long.









| ASIN | B0DPW3P9VY |
| Additional Features | Noise Cancellation, Water Resistance |
| Age Range Description | Kid, Teen, Adult |
| Antenna Location | Business/Entertainment/Fitness/Gaming/Professional/School/Travel |
| Audio Driver Size | 14.2 Millimeters |
| Audio Driver Type | Dynamic Driver |
| Audio Latency | 31 Milliseconds |
| Battery Average Life | 56 Hours |
| Battery Charge Time | 1.5 Hours |
| Best Sellers Rank | #3,740 in Electronics ( See Top 100 in Electronics ) #343 in Earbud & In-Ear Headphones |
| Bluetooth Range | 15 Meters |
| Bluetooth Version | 5.4 |
| Brand | Rulefiss |
| Brand Name | Rulefiss |
| Built-In Media | 800mAh charging box * 1, Q38 Bluetooth headphones * 2, Soft silicone ear caps * 6 (L/M/S), USB-C cable * 1, User Manual (English, Spanish, French, etc) * 1 |
| Cable Features | Without Cable |
| Carrying Case Battery Average Life | 56 Hours |
| Carrying Case Battery Capacity | 800 Milliamp Hours |
| Carrying Case Battery Charging Time | 1.5 Hours |
| Carrying Case Height | 5 Centimeters |
| Carrying Case Length | 3 Centimeters |
| Carrying Case Material | Plastic |
| Carrying Case Weight | 40 Grams |
| Carrying Case Width | 4 Centimeters |
| Color | Deep Rose Gold |
| Compatible Devices | IOS/Android smartphones, TVs, computers, laptops |
| Connectivity Technology | Wireless |
| Control Method | Touch |
| Control Type | Touch Control |
| Controller Type | Touch |
| Customer Reviews | 4.4 out of 5 stars 23,166 Reviews |
| Ear Placement | In Ear |
| Earpiece Shape | in_ear |
| Enclosure Material | Acrylonitrile Butadiene Styrene (ABS), Plastic |
| Form Factor | In Ear |
| Frequency Range | 20Hz - 20,000Hz |
| Frequency Response | 20 KHz |
| Headphone Folding Features | In Ear |
| Headphone Jack | USB |
| Headphones Ear Placement | In Ear |
| Impedance | 32 Ohms |
| Item Weight | 7 Grams |
| Manufacturer | Rulefiss |
| Model Name | Q38 |
| Model Number | Q38 |
| Noise Control | Passive Noise Cancellation |
| Number of Items | 1 |
| Sensitivity | 108 dB |
| Specific Uses For Product | Business/Entertainment/Fitness/Gaming/Professional/School/Travel |
| Theme | Talking, Gaming, Running, Exercise, Fitness, Sports, Business |
| Unit Count | 2.0 Count |
| Warranty Description | If there is a quality problem within 1 month, it will be refunded and replaced, and the warranty is 2 years. |
| Water Resistance Level | Waterproof |
| Wireless Technology | Bluetooth |
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