---
product_id: 716249944
title: "Wireless Earbuds Sport, Bluetooth 5.4 Headphones Bass Hi-Fi Stereo Over Ear Buds, 56Hrs CFZNoise Cancelling Headset with Earhook, IP-X7 Waterproof Earphones Workout Running for Laptop Pad Android iOS"
brand: "rulefiss"
price: "€ 54.56"
currency: EUR
in_stock: true
category: "Rulefiss"
url: https://www.desertcart.hr/products/716249944-wireless-earbuds-sport-bluetooth-5-4-headphones-bass-hi-fi
store_origin: HR
region: Croatia
---

# 14.2mm Dynamic Driver IP-X7 Waterproof 56Hrs Total Playtime Wireless Earbuds Sport, Bluetooth 5.4 Headphones Bass Hi-Fi Stereo Over Ear Buds, 56Hrs CFZNoise Cancelling Headset with Earhook, IP-X7 Waterproof Earphones Workout Running for Laptop Pad Android iOS

**Brand:** rulefiss
**Price:** € 54.56
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your workout soundtrack with unstoppable sound & style!

## Quick Answers

- **What is this?** Wireless Earbuds Sport, Bluetooth 5.4 Headphones Bass Hi-Fi Stereo Over Ear Buds, 56Hrs CFZNoise Cancelling Headset with Earhook, IP-X7 Waterproof Earphones Workout Running for Laptop Pad Android iOS by rulefiss
- **How much does it cost?** € 54.56 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/716249944-wireless-earbuds-sport-bluetooth-5-4-headphones-bass-hi-fi)

## Best For

- rulefiss enthusiasts

## Why This Product

- Trusted rulefiss brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Next-Gen Bluetooth 5.4:** Enjoy ultra-stable, low-latency wireless connection with 100% faster transmission and 70% improved stability.
- • **Sweatproof & Secure Fit:** Designed for active lifestyles with ultra-light 8g earbuds, flexible 45° earhooks, and IP-X7 waterproof rating for any workout.
- • **Immersive 360° Hi-Fi Sound:** Experience crystal-clear calls and rich bass with advanced AAC/SBC decoding and 14.2mm composite diaphragms.
- • **Marathon 56-Hour Battery Life:** Stay unplugged longer with up to 8 hours per charge and a compact 800mAh case delivering 56 hours total playtime.
- • **Smart Touch Controls & Sleek Design:** Effortlessly manage music, calls, and voice assistants with intuitive touch panels wrapped in a glossy, premium finish.

## Overview

Rulefiss Q38 Wireless Earbuds combine cutting-edge Bluetooth 5.4 technology with premium 14.2mm dynamic drivers to deliver crystal-clear, immersive Hi-Fi stereo sound. Designed for professionals and fitness enthusiasts alike, these earbuds offer an impressive 56 hours of total playtime with a fast-charging 800mAh case, IP-X7 waterproof protection, and ergonomic earhooks for a secure, sweatproof fit. Smart touch controls and broad device compatibility make them the ultimate companion for work, workouts, and on-the-go entertainment.

## Description

Buy Wireless Earbuds Sport, Bluetooth 5.4 Headphones Bass Hi-Fi Stereo Over Ear Buds, 56Hrs CFZNoise Cancelling Headset with Earhook, IP-X7 Waterproof Earphones Workout Running for Laptop Pad Android iOS: Over-Ear Headphones - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- 【360 Surround Hi-Fi Stereo Sound, Crystal Clear Calls】The 2025 model Rulefiss wireless headphones sport produce impressively beautiful sound, using an AAC/SBC audio decoder and a 14.2mm composite diaphragm to increase the audio frequency by 75% (18Hz-25kHz). Instrumental details are layered, vocals are clear, resonant bass and authentic highs ensure you feel pure music. At the same time, the Bluetooth headphones have built-in 4 clear microphones and ENC noise reduction technology, they can retain 80% of the sound, making the call clearer.
- 【2025 Upgraded Bluetooth 5.4】Rulefiss Q38 wireless earbuds sport uses Bluetooth 5.4 technology and dual-channel transmission. The Bluetooth earbuds offer enhanced anti-interference capabilities and optimized channel hopping mechanisms, effectively shielding against external interference. Compared with Bluetooth 5.3, the transmission speed is +100%, the stability is +70%, 41ms low latency.
- 【56 Hrs Playtime, Dual Power Display】The Bluetooth headphones in ear charging case with LED power display shows remaining power in percentage. Charging case presents its battery from 1%-100% to let you know the current power status of your running headphones and charging case anytime anywhere. Up to 6-8 hours playtime of normal usage on a single charge and boost that to 56 hours playtime with the 800mah compact charging case. With type-C quick charge, it only takes 1.5 hrs to charge the case.
- 【Comfortable Sports Earhooks, IP-X7 Waterproof】Unlike most sport headphones wireless, Q38 headphones are designed with a soft, ultra-light and flexible 45° earhook structure, which can fit your ears smoothly. And a single earbud is as light as 8g, equipped with 3 different sizes of high-quality silicone earplugs (S/M/L). Also with IP-X7 certified waterproof technology, you can protect the sport earbuds from sweat and rain during sports or daily use. Best choice for workout, running, gym.
- 【Smart Touch Control, Refined Appearance】Multi-function touch panel on each sport ear bud helps to play, pause, adjust volume, answer, end calls, activate siri and google assistant more convenient. In addition, the appearance of the sport headset is made of 100% glossy coating, with smooth lines, comfortable touch and exquisite appearance.
- 【Extensive Compatibility, Quick Connection】The wireless earphones for sports are compatible with almost all Bluetooth-enabled devices such as iOS, Android cellphones, TV, smart watches, PC, tablets, laptops, and more (Not compatible with gaming devices). After pairing the devices for the first time, the Bluetooth earphones will automaticall connect when you take them out of the charging case.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| 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 | #4,135 in Electronics ( See Top 100 in Electronics ) #338 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 23,359 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 |

## Product Details

- **Brand:** Rulefiss
- **Color:** Deep Rose Gold
- **Ear Placement:** In Ear
- **Form Factor:** In Ear
- **Impedance:** 32 Ohms

## Images

![Wireless Earbuds Sport, Bluetooth 5.4 Headphones Bass Hi-Fi Stereo Over Ear Buds, 56Hrs CFZNoise Cancelling Headset with Earhook, IP-X7 Waterproof Earphones Workout Running for Laptop Pad Android iOS - Image 1](https://m.media-amazon.com/images/I/61dadmIdxYL.jpg)

## Available Options

This product comes in different **Color, Size** options.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.hr/products/716249944-wireless-earbuds-sport-bluetooth-5-4-headphones-bass-hi-fi](https://www.desertcart.hr/products/716249944-wireless-earbuds-sport-bluetooth-5-4-headphones-bass-hi-fi)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-07-17*