---
product_id: 759963943
title: "TRAUSI Wireless Earbuds, Bluetooth 5.4 Headphones, True Wireless Stereo Earphones with IPX7 Waterproof, Noise Cancelling Mic, Fast Charging and Comfort Fit Ear Buds for Sports/Workouts - Black"
brand: "trausi"
price: "¥620"
currency: JPY
in_stock: false
reviews_count: 5
url: https://www.desertcart.jp/products/759963943-trausi-wireless-earbuds-bluetooth-5-4-headphones-true-wireless-stereo
store_origin: JP
region: Japan
---

# 10-min quick charge = 2 hrs playback IPX7 waterproof for sweat & rain-proof workouts Bluetooth 5.4 for crystal-clear, low-latency sound TRAUSI Wireless Earbuds, Bluetooth 5.4 Headphones, True Wireless Stereo Earphones with IPX7 Waterproof, Noise Cancelling Mic, Fast Charging and Comfort Fit Ear Buds for Sports/Workouts - Black

**Brand:** trausi
**Price:** ¥620
**Availability:** ❌ Out of Stock

## Summary

> 🎧 Elevate your active lifestyle with sound that keeps up!

## Quick Answers

- **What is this?** TRAUSI Wireless Earbuds, Bluetooth 5.4 Headphones, True Wireless Stereo Earphones with IPX7 Waterproof, Noise Cancelling Mic, Fast Charging and Comfort Fit Ear Buds for Sports/Workouts - Black by trausi
- **How much does it cost?** ¥620 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/759963943-trausi-wireless-earbuds-bluetooth-5-4-headphones-true-wireless-stereo)

## Best For

- trausi enthusiasts

## Why This Product

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

## Key Features

- • **All-Day Comfort Fit:** Ultra-light 7g earbuds with customizable silicone tips and soft earhooks keep you moving comfortably from gym to commute.
- • **Smart Touch Controls:** Effortlessly manage calls, music, and voice assistants with intuitive taps—stay hands-free and in control wherever you go.
- • **Lightning-Fast Quick Charge:** Get 2 hours of playback from just 10 minutes of charging—never miss a beat on your busiest days.
- • **Sweat & Splash-Proof IPX7 Design:** Push your limits rain or shine with earbuds that survive intense workouts and unexpected weather.
- • **Seamless Bluetooth 5.4 Connectivity:** Experience ultra-stable, low-latency audio with dual-channel transmission up to 50ft—no dropouts, just pure flow.

## Overview

The TRAUSI i27 Wireless Earbuds combine cutting-edge Bluetooth 5.4 technology with IPX7 waterproofing and a noise-cancelling mic to deliver crystal-clear calls and immersive audio. Designed for professionals and fitness enthusiasts alike, these ultra-light earbuds offer up to 6 hours of playtime per charge, extended to 54 hours with the compact charging case. Fast 10-minute quick charging powers 2 hours of playback, while customizable comfort fit and smart touch controls ensure seamless use during workouts, commutes, and daily life.

## Description

TRAUSI Wireless Earbuds combine Bluetooth 5.4 and dual-channel transmission for fast, stable, and low-latency audio. Enjoy crystal-clear sound and noise-cancelling mic for calls and music, with IPX7 waterproof and a soft, ultra-light earhook design for all-day comfort during workouts, running, or outdoor activities. Get up to 6 hours of playtime (54 hours with the 400mAh case) and 10-minute quick charge for 2 hours of playback. Effortlessly control music and calls with intuitive touch controls, making these earbuds perfect for travel, commutes, and daily use.

Review: Wireless earbuds - A set of Wireless Earbuds with the listed features promises a highly capable and convenient audio experience, particularly for active individuals. Let's break down what each of these specifications implies: Key Features and Their Significance: Bluetooth 5.4 Headphones: This is a cutting-edge Bluetooth version, offering significant improvements over older standards. Faster and More Stable Connection: Bluetooth 5.4 provides quicker data transfer rates and enhanced signal stability, leading to fewer dropouts and a more seamless audio experience. Reduced Latency: Crucial for video watching and gaming, lower latency means the audio stays better in sync with the visuals. Improved Power Efficiency: This translates directly to longer battery life for the earbuds and their charging case. Extended Range: You'll likely experience a more reliable connection even when your device is further away from the earbuds. Enhanced Audio Quality: Better data transfer and stability can also contribute to a clearer and more detailed audio reproduction. True Wireless Stereo (TWS) Earphones: This means the left and right earbuds are completely independent of each other (no wire connecting them), offering ultimate freedom of movement. Total Freedom: No wires to snag, tangle, or get in the way during workouts or daily activities. Versatility: Ability to use one earbud independently for calls or situational awareness. Compact & Portable: The earbuds and their charging case are typically small and easy to carry. IPX7 Waterproof: This is a robust waterproof rating, making these earbuds highly suitable for sports and workouts. IPX7 means protection against temporary immersion in water. Specifically, the earbuds can withstand being submerged in up to 1 meter (about 3.3 feet) of water for up to 30 minutes. Ideal for Workouts: This makes them perfectly safe for heavy sweating, rain, splashes, and even accidental drops into a puddle or sink. Not for Swimming (Typically): While IPX7 is excellent, it generally doesn't mean they are designed for continuous submersion like swimming laps. For dedicated swimming earbuds, you'd usually look for IPX8 or specific "swimming" models. Noise Cancelling Mic: This feature is crucial for clear communication. The microphone uses technology (often involving multiple mics and digital signal processing) to filter out background noise from your voice during calls. Benefit: Callers will hear your voice more clearly, even if you're in a noisy gym, a busy street, or a windy outdoor environment. This is different from Active Noise Cancellation (ANC) which cancels noise for the listener. Fast Charging: A highly convenient feature for wireless earbuds. Quick Power-Ups: Even a short charging session (e.g., 5-10 minutes) can provide several hours of playback. Reduces Downtime: You're less likely to be caught with dead earbuds right before a workout or commute. Efficient: Gets you back to your audio quickly. Comfort Fit Ear Buds for Sports/Workouts: This speaks to the ergonomic design of the earbuds. Secure Fit: They are designed to stay securely in your ears even during intense physical activity like running, jumping, or weightlifting. This often involves specific ear tip designs (e.g., silicone tips in various sizes), wingtips, or ear hooks. Long-Term Comfort: Engineered to be comfortable for extended wear, preventing ear fatigue or pain during long workouts or commutes. Black Color: A classic and versatile color choice, appealing to a wide range of users and less prone to showing dirt or wear. Overall Impression: These Wireless Earbuds with Bluetooth 5.4 and IPX7 waterproofing offer a compelling package for anyone with an active lifestyle or who simply desires reliable and feature-rich true wireless audio. The advanced Bluetooth standard ensures a top-notch connection and battery efficiency, while the IPX7 rating provides peace of mind for sweaty workouts or outdoor adventures. The noise-cancelling microphone is a significant advantage for calls, and fast charging adds practical convenience. The emphasis on "comfort fit" suggests they are well-suited for prolonged and active use. For their blend of performance, durability, and user-friendly features, these earbuds appear to be an excellent choice. Pros: Cutting-edge Bluetooth 5.4: Superior connection stability, range, latency, and power efficiency. True Wireless Stereo: Ultimate freedom from wires. IPX7 Waterproof: Excellent for sweat, rain, splashes, and accidental submersion. Noise Cancelling Mic: Ensures clear calls even in noisy environments. Fast Charging: Quick power-ups for minimal downtime. Comfort Fit: Designed for secure and comfortable wear during sports and workouts. Sleek Black Design: Classic and versatile. Cons: While IPX7 is great, typically not designed for continuous swimming. Specific battery life (total playback time with case) and fast charging times aren't specified, but generally good for this class of earbud. Actual sound quality for music listening isn't detailed, but typically good for a sports-focused earbud.
Review: Great sound, high quality, great value - I love these Bluetooth ear buds. First, the quality is great, the sound is crisp and has excellent deep bass. They are equipped with a very good noise cancelling microphone. Also, they are waterproof making them an excellent choice for my workouts. Now battery, charging is fast and the battery life is long making it excellent for you work life, this is a life safer for me as it lasts me 2 to 3 days depending on my use. And lastly comfort, they are very comfortable to wear and do not slip out, very easy to use and wear. All and all, these are a great set of ear buds at a great value.

## Features

- 【Clear Sound & Noise Cancelling Mic】Experience crystal-clear sound quality with Bluetooth 5.4 and true wireless stereo technology. The built-in noise-cancelling microphone ensures clear calls, even in noisy environments, making it perfect for music, calls, and voice assistants. Immerse yourself in rich, detailed audio whether you're listening to music, podcasts, or taking calls. Designed to deliver premium sound and reliable performance, these earbuds elevate your everyday audio experience
- 【IPX7 Waterproof & Comfortable Fit】Our i27 sports headphones feature a soft, ultra-light earhook design for a secure and comfortable fit, weighing just 7g each and including three sizes of silicone earplugs (S/M/L) for personalized comfort. With IPX7 waterproof certification, they resist sweat, rain, and splashes, making them perfect for workouts, running, and outdoor activities. Built for active lifestyles, they’re your ideal adventure companion (Note: Not suitable for submersion in water)
- 【Instant Pairing & Seamless Connectivity】Experience effortless pairing with Bluetooth 5.4 and dual-channel transmission for faster speeds and better stability. Simply take the earbuds out of the charging case, and they will automatically power on and connect to your device. With support for HSP, HFP, A2DP, and AVRCP, these earbuds deliver low-latency audio and work seamlessly with iOS, Android, and Windows, offering a stable connection up to 15m (50ft) without obstacles
- 【10-Minute Quick Charge & Long Playback】Enjoy up to 6 hours of playtime on a single charge, extended to 54 hours with the 400mAh charging case. The Type-C quick-charge fully charges the case in 1.5 hours, and a 10-minute quick charge provides 2 hours of playback. Easily monitor power status with the LED percentage display, ensuring all-day use without battery worries. Perfect for travel, workouts, and daily commutes. Stay connected and entertained wherever you go
- 【Smart Touch Control for Effortless Convenience】Effortlessly manage your music and calls with intuitive touch controls—play/pause, skip tracks, adjust volume, and activate Siri or Google Assistant with just a tap. Perfect for hands-free convenience and a premium listening experience. Stay in control without reaching for your phone, whether you're working out, commuting, or relaxing at home. Designed for seamless interaction, these controls make everyday tasks simpler and more enjoyable

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0F5WSRXWW |
| Additional Features | Lightweight |
| Age Range Description | Adult |
| Audio Driver Type | Dynamic Driver |
| Battery Average Life | 6 Hours |
| Battery Charge Time | 1.5 Hours |
| Bluetooth Range | 15 Meters |
| Bluetooth Version | 5.4 |
| Brand | TRAUSI |
| Built-In Media | Eartips with 3 Sizes(S, M, L), Type-C Cable*1, User Manual, Wireless Charging Case*1, i27 Wireless Earbuds*2 |
| Carrying Case Battery Capacity | 400 Milliamp Hours |
| Carrying Case Battery Charging Time | 1.5 Hours |
| Color | Black |
| Colour | Black |
| Compatible Devices | iPhone, Andriod, Cellphones, Desktops, Laptops, Tablets |
| Connectivity Technology | Wireless |
| Control Method | Touch |
| Control Type | Touch Control |
| Controller Type | Touch |
| Customer Reviews | 4.2 out of 5 stars 1,284 Reviews |
| Ear placement | In Ear |
| Earpiece Shape | Hook |
| Enclosure Material | Plastic |
| Form factor | In Ear |
| Frequency Range | 20Hz - 20,000Hz |
| Headphone Folding Features | In Ear |
| Headphone Jack | No Jack |
| Headphone jack | No Jack |
| Headphones Ear Placement | In Ear |
| Manufacturer | TRAUSI |
| Model Name | i27 |
| Model Number | i27 |
| Noise Control | Environmental Noise Cancellation |
| Noise control | Environmental Noise Cancellation |
| Specific Uses For Product | Sports, Workouts, Running, Fitness, Travel, Cycling, Gym, Outdoor, Music, Entertainment, TV Series, Gaming, Office Meetings, Professional, School |
| Unit Count | 2.0 Count |
| Water Resistance Level | Waterproof |
| Wireless Technology | Bluetooth |

## Product Details

- **Brand:** TRAUSI
- **Colour:** Black
- **Ear placement:** In Ear
- **Form factor:** In Ear
- **Noise control:** Environmental Noise Cancellation

## Images

![TRAUSI Wireless Earbuds, Bluetooth 5.4 Headphones, True Wireless Stereo Earphones with IPX7 Waterproof, Noise Cancelling Mic, Fast Charging and Comfort Fit Ear Buds for Sports/Workouts - Black - Image 1](https://m.media-amazon.com/images/I/71iThnPgViL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Wireless earbuds
*by H***R on 29 July 2025*

A set of Wireless Earbuds with the listed features promises a highly capable and convenient audio experience, particularly for active individuals. Let's break down what each of these specifications implies: Key Features and Their Significance: Bluetooth 5.4 Headphones: This is a cutting-edge Bluetooth version, offering significant improvements over older standards. Faster and More Stable Connection: Bluetooth 5.4 provides quicker data transfer rates and enhanced signal stability, leading to fewer dropouts and a more seamless audio experience. Reduced Latency: Crucial for video watching and gaming, lower latency means the audio stays better in sync with the visuals. Improved Power Efficiency: This translates directly to longer battery life for the earbuds and their charging case. Extended Range: You'll likely experience a more reliable connection even when your device is further away from the earbuds. Enhanced Audio Quality: Better data transfer and stability can also contribute to a clearer and more detailed audio reproduction. True Wireless Stereo (TWS) Earphones: This means the left and right earbuds are completely independent of each other (no wire connecting them), offering ultimate freedom of movement. Total Freedom: No wires to snag, tangle, or get in the way during workouts or daily activities. Versatility: Ability to use one earbud independently for calls or situational awareness. Compact & Portable: The earbuds and their charging case are typically small and easy to carry. IPX7 Waterproof: This is a robust waterproof rating, making these earbuds highly suitable for sports and workouts. IPX7 means protection against temporary immersion in water. Specifically, the earbuds can withstand being submerged in up to 1 meter (about 3.3 feet) of water for up to 30 minutes. Ideal for Workouts: This makes them perfectly safe for heavy sweating, rain, splashes, and even accidental drops into a puddle or sink. Not for Swimming (Typically): While IPX7 is excellent, it generally doesn't mean they are designed for continuous submersion like swimming laps. For dedicated swimming earbuds, you'd usually look for IPX8 or specific "swimming" models. Noise Cancelling Mic: This feature is crucial for clear communication. The microphone uses technology (often involving multiple mics and digital signal processing) to filter out background noise from your voice during calls. Benefit: Callers will hear your voice more clearly, even if you're in a noisy gym, a busy street, or a windy outdoor environment. This is different from Active Noise Cancellation (ANC) which cancels noise for the listener. Fast Charging: A highly convenient feature for wireless earbuds. Quick Power-Ups: Even a short charging session (e.g., 5-10 minutes) can provide several hours of playback. Reduces Downtime: You're less likely to be caught with dead earbuds right before a workout or commute. Efficient: Gets you back to your audio quickly. Comfort Fit Ear Buds for Sports/Workouts: This speaks to the ergonomic design of the earbuds. Secure Fit: They are designed to stay securely in your ears even during intense physical activity like running, jumping, or weightlifting. This often involves specific ear tip designs (e.g., silicone tips in various sizes), wingtips, or ear hooks. Long-Term Comfort: Engineered to be comfortable for extended wear, preventing ear fatigue or pain during long workouts or commutes. Black Color: A classic and versatile color choice, appealing to a wide range of users and less prone to showing dirt or wear. Overall Impression: These Wireless Earbuds with Bluetooth 5.4 and IPX7 waterproofing offer a compelling package for anyone with an active lifestyle or who simply desires reliable and feature-rich true wireless audio. The advanced Bluetooth standard ensures a top-notch connection and battery efficiency, while the IPX7 rating provides peace of mind for sweaty workouts or outdoor adventures. The noise-cancelling microphone is a significant advantage for calls, and fast charging adds practical convenience. The emphasis on "comfort fit" suggests they are well-suited for prolonged and active use. For their blend of performance, durability, and user-friendly features, these earbuds appear to be an excellent choice. Pros: Cutting-edge Bluetooth 5.4: Superior connection stability, range, latency, and power efficiency. True Wireless Stereo: Ultimate freedom from wires. IPX7 Waterproof: Excellent for sweat, rain, splashes, and accidental submersion. Noise Cancelling Mic: Ensures clear calls even in noisy environments. Fast Charging: Quick power-ups for minimal downtime. Comfort Fit: Designed for secure and comfortable wear during sports and workouts. Sleek Black Design: Classic and versatile. Cons: While IPX7 is great, typically not designed for continuous swimming. Specific battery life (total playback time with case) and fast charging times aren't specified, but generally good for this class of earbud. Actual sound quality for music listening isn't detailed, but typically good for a sports-focused earbud.

### ⭐⭐⭐⭐⭐ Great sound, high quality, great value
*by T***. on 19 June 2025*

I love these Bluetooth ear buds. First, the quality is great, the sound is crisp and has excellent deep bass. They are equipped with a very good noise cancelling microphone. Also, they are waterproof making them an excellent choice for my workouts. Now battery, charging is fast and the battery life is long making it excellent for you work life, this is a life safer for me as it lasts me 2 to 3 days depending on my use. And lastly comfort, they are very comfortable to wear and do not slip out, very easy to use and wear. All and all, these are a great set of ear buds at a great value.

### ⭐⭐⭐⭐ Good sound
*by J***R on 22 June 2025*

For the price the headphones are pretty good, overall got what I expected. The headphones are compact and hold a charge for quite a long time, I have enough for me. The only downside is that they often fall out of my ears.

## Frequently Bought Together

- TRAUSI Wireless Earbuds, Bluetooth 5.4 Headphones, True Wireless Stereo Earphones with IPX7 Waterproof, Noise Cancelling Mic, Fast Charging and Comfort Fit Ear Buds for Sports/Workouts - Black
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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-07-18*