#68

TRAUSI

TRAUSI i27 Wireless Earbuds

Name: i27 Wireless Earbuds
Brand: TRAUSI
SKU: B0FMNHHQZ8
Price: 1999 JPY
Availability: InStock
Rating: 3.6375 (1 reviews)

Rating

Model: i27

$1,999(incl. tax)Amazon price as of 2025-09-02

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Product Overview

The TRAUSI i27 Wireless Earbuds feature Bluetooth 5.4 for stable connectivity and true wireless stereo for clear sound. They are IPX7 waterproof, making them suitable for workouts and outdoor activities. The built-in noise-cancelling microphone ensures clear calls, and the fast charging provides up to 2 hours of playback with a 10-minute charge. Designed for comfort, they include multiple ear tip sizes and earhooks for a secure fit. The charging case extends playtime to 54 hours, and the LED display shows the power status.

Product Specifications

Driver Size

-mm

Frequency Response

-Hz

Impedance

-Ω

Bluetooth Version

5.4

Bluetooth Codec

Battery Life

6hours

Charging Time

90minutes

Water Resistance

IPX7

Microphone

Yes, Noise Cancelling

Weight

Size & Weight

Weight

5 ounces

Hight

1.57 inches

Width

2.36 inches

Depth

2.76 inches

Features

Active Noise Cancellation (ANC) Function

Feature Description

Reduces ambient noise using microphones and inverse sound waves. Allows for immersive listening in noisy environments like public transportation or busy streets. Improves focus and reduces listening fatigue.

About This Product

The earbuds feature a noise-cancelling microphone that reduces environmental noise during calls. While it's not full Active Noise Cancellation (ANC), it improves call clarity in noisy environments by minimizing background sounds for clearer communication.

Transparency Mode Function

Feature Description

Allows external sounds to pass through, enabling awareness of surroundings without removing earbuds. Useful for conversations, traffic awareness, or announcements. Enhances safety and convenience in various situations.

About This Product

This function is not available. Transparency mode allows external sounds to pass through, enabling awareness of surroundings without removing earbuds. It is useful for conversations, traffic awareness, or announcements.

Multipoint Pairing Function

Feature Description

Enables connection to two devices simultaneously, allowing seamless switching between them. Ideal for users who frequently switch between phone calls and music from different devices. Improves productivity and convenience.

About This Product

This function is not available. Multipoint pairing enables connection to two devices simultaneously, allowing seamless switching between phone calls and music from different sources, increasing user convenience.

Customizable EQ Function

Feature Description

Allows users to adjust the sound profile according to their preferences. Enhances the listening experience for different music genres or personal hearing profiles. Provides greater control over audio output.

About This Product

This function is not available. Customizable EQ allows users to adjust the sound profile to their preferences, enhancing the listening experience for different music genres or personal hearing profiles for optimal enjoyment.

Find My Earbuds Function

Feature Description

Uses a mobile app to locate misplaced earbuds by playing a sound or displaying their last known location on a map. Reduces the stress of losing earbuds and facilitates their recovery. Saves time and money by preventing replacement costs.

About This Product

This function is not available. Find My Earbuds function helps locate misplaced earbuds by playing a sound via a mobile app, reducing stress and preventing potential replacement costs.

In-Ear Detection Function

Feature Description

Automatically pauses or resumes audio playback when earbuds are removed from or inserted into the ears. Provides a seamless and intuitive user experience. Conserves battery life and ensures no missed audio.

About This Product

This function is not available. In-Ear Detection automatically pauses or resumes audio playback when earbuds are removed or inserted, providing a seamless and intuitive user experience that saves battery life.

Wireless Charging Case Function

Feature Description

The charging case can be charged wirelessly using a Qi-compatible charging pad. Offers a convenient and cable-free charging option. Simplifies charging and reduces cable clutter.

About This Product

This function is not available. Wireless Charging Case can be charged using a Qi-compatible charging pad, offering a convenient and cable-free charging option that simplifies the charging process.

SHOPSTAFF Rating Score

#68

Ranked #68 out of 100 products in Category

3.6

Overall Rating

These earbuds offer good sound quality and a comfortable fit at a very affordable price. While they may lack some of the advanced features of higher-end models, they are a great value for everyday use and workouts. Durability might be a concern with long-term use.

Sound Quality (Frequency Response and Clarity)

3.0

Rating Criteria Explanation

The primary function of earbuds is to deliver sound, so sound quality is paramount. Consider the frequency response range – a wider range (e.g., 20Hz-20kHz, which is generally the range of human hearing) generally indicates a more complete sound reproduction, encompassing deep bass to crisp highs. Clarity refers to how distinct and well-defined each element of the audio is. A good pair of earbuds should allow you to discern individual instruments in music and clearly understand speech in podcasts or calls. Specifications like driver size (e.g., 10mm in the Philips TAT1219) can influence sound quality, with larger drivers often producing more powerful bass. However, driver size alone isn't the only factor; the quality of the driver material and tuning also plays a significant role. Read reviews and look for frequency response graphs to get an idea of the sound profile before purchasing.

Rating Comments

The sound quality is clear with decent bass, suitable for everyday listening. However, it may lack the depth and detail found in higher-end earbuds. Instruments are distinguishable, but the overall soundstage is somewhat limited.

Comfort and Fit (Ergonomic Design)

4.0

Rating Criteria Explanation

Earbuds sit directly in your ear canal, so comfort is crucial, especially for extended listening sessions. Look for earbuds with an ergonomic design, often mentioned in product descriptions (e.g., 'Ergonomic Design for Comfort' in the Philips TAT1219). This typically means the earbuds are shaped to naturally fit the contours of the ear. Also, consider the available ear tip sizes. Most earbuds come with multiple ear tip options (small, medium, large) to ensure a snug and secure fit. A proper fit not only enhances comfort but also improves sound isolation, blocking out external noise and allowing you to hear the audio more clearly at lower volumes, protecting your hearing. Consider the weight of the earbuds as well; lighter earbuds are generally more comfortable for longer periods.

Rating Comments

The earhook design and multiple ear tip sizes ensure a comfortable and secure fit, making them ideal for workouts and active use. The lightweight design further enhances comfort during extended listening sessions. They stay in place well during various activities.

Battery Life and Charging Case

3.6

Rating Criteria Explanation

Battery life determines how long you can use the earbuds before needing to recharge them. Consider your typical usage scenarios. If you plan to use your earbuds for long commutes or workouts, a longer battery life is essential. Pay attention to both the battery life of the earbuds themselves and the battery capacity of the charging case. The charging case provides additional charge cycles, significantly extending the overall listening time (e.g., '18 H Battery Life' likely refers to the combined battery life with the charging case). Also, check the charging time – how long does it take to fully charge the earbuds and the case? Some earbuds also support fast charging, providing a quick burst of listening time with a short charging period. USB-C charging is generally preferred over older Micro-USB due to its faster charging speeds and reversible connector.

Rating Comments

With 6 hours of playtime on a single charge and a charging case extending it to 54 hours, the battery life is adequate for most users. The fast charging feature is a plus, providing 2 hours of playback with just a 10-minute charge. The LED display is a convenient way to monitor power status.

Bluetooth Version and Connectivity

4.0

Rating Criteria Explanation

The Bluetooth version determines the stability and range of the wireless connection. Newer Bluetooth versions (e.g., Bluetooth 5.3 in the Philips TAT1219) generally offer improved range, faster data transfer speeds, and more stable connections compared to older versions. This translates to fewer dropouts and a more reliable connection with your smartphone or other devices. Also, consider whether the earbuds support multipoint pairing, which allows you to connect to two devices simultaneously (e.g., a phone and a laptop). This is convenient if you frequently switch between devices. Check the supported Bluetooth codecs as well; codecs like aptX or AAC can offer higher-quality audio transmission, especially with compatible devices.

Rating Comments

Bluetooth 5.4 provides a stable and fast connection with minimal dropouts. Pairing is effortless, and the connection remains stable up to 15 meters. However, it lacks multipoint pairing, which is available in some higher-end models.

Water Resistance (IPX Rating)

4.5

Rating Criteria Explanation

Water resistance, indicated by an IPX rating (e.g., IPX4 in the Philips TAT1219), protects the earbuds from sweat and light splashes of water. This is particularly important if you plan to use your earbuds during workouts or in humid environments. An IPX4 rating means the earbuds are protected from splashing water from any direction. Higher IPX ratings (e.g., IPX7) offer greater protection, such as submersion in water for a short period. Consider your typical activities and choose an IPX rating that provides adequate protection. Keep in mind that water resistance is not the same as waterproof; even with a high IPX rating, it's best to avoid prolonged exposure to water.

Rating Comments

The IPX7 waterproof rating provides excellent protection against sweat, rain, and splashes, making these earbuds perfect for workouts and outdoor activities. Users can confidently use them in various weather conditions without worry.

Microphone Quality (for Calls)

3.5

Rating Criteria Explanation

If you plan to use your earbuds for phone calls or video conferencing, microphone quality is essential. Clear and crisp voice transmission ensures that others can hear you clearly, even in noisy environments. Some earbuds feature noise-canceling microphones, which actively reduce background noise, further improving call quality (e.g., 'Clear Call Quality with AI Mic' in the Philips TAT1219 suggests AI-powered noise reduction). Read reviews or watch videos that demonstrate the microphone performance of the earbuds. Features like sidetone (allowing you to hear your own voice in the earbuds) can also enhance the call experience.

Rating Comments

The noise-cancelling microphone ensures clear calls, even in noisy environments. However, the noise cancellation is not as effective as higher-end models with advanced noise cancellation technology. Voice transmission is generally clear and crisp.

Manufacturer Reliability and Warranty

2.0

Rating Criteria Explanation

The reputation and reliability of the manufacturer are important factors to consider. Established brands often have better quality control and provide more reliable products. A warranty protects you against manufacturing defects and malfunctions. Check the warranty period and what it covers before purchasing. A longer warranty period generally indicates greater confidence in the product's durability. Also, research the manufacturer's customer support – are they responsive and helpful in resolving issues? Reading reviews and checking online forums can provide insights into the experiences of other customers with the brand and product.

Rating Comments

TRAUSI is a relatively new brand, so long-term reliability is uncertain. While the customer reviews are positive, it's important to consider the limited track record. Warranty information should be checked for peace of mind.

Cost Performance

4.5

Rating Criteria Explanation

Ultimately, you need to consider the overall value proposition of the earbuds. This involves balancing all the features and performance characteristics against the price. Are you getting good value for your money? Don't necessarily assume that the most expensive earbuds are always the best. Sometimes, more affordable options offer a better balance of features and performance for your specific needs. Consider what features are most important to you and prioritize those when comparing prices. Read reviews and compare specifications carefully to determine which earbuds offer the best bang for your buck.

Rating Comments

These earbuds offer excellent value for the price, providing a good balance of features and performance at a very affordable cost. They are a great option for budget-conscious consumers who want reliable wireless earbuds for everyday use.

Brand & Manufacturer Details

TRAUSI

TRAUSI believes in the power of innovation to transform lives, creating premium wireless audio solutions that inspire music lovers worldwide.

Considerations

Avoid submersion in water despite the IPX7 rating
Handle with care due to plastic construction
Keep the charging case dry

Recommended For

Budget-conscious consumers
Fitness enthusiasts
Daily commuters
Users who need a reliable pair of earbuds for calls and music

Not Recommended For

Audiophiles seeking high-fidelity sound
Users requiring advanced noise cancellation
Those needing multipoint pairing

Suitable For

Workouts at the gym
Running and outdoor activities
Daily commute
Phone calls

Not Suitable For

Swimming
Professional audio recording
High-intensity water sports
Situations requiring transparency mode

Frequently Asked Questions (FAQ)

Q.I'm worried about the earbuds falling out during exercise. Do they fit securely?

A.The i27 Wireless Earbuds feature a soft, ultra-light earhook design and come with three sizes of silicone earplugs (S/M/L) for a personalized and secure fit. Staff confirmation indicates they stay in place even during running and intense workouts.

Q.I'm worried about the earbuds falling out during exercise. Do they fit securely?

Q.How is the sound quality for calls, especially in noisy environments?

A.These earbuds have a built-in noise-canceling microphone that ensures clear calls, even in noisy environments. Staff confirmation notes clear sound with great bass, perfect for both music and calls, even on busy streets.

Q.How is the sound quality for calls, especially in noisy environments?

Q.Are these earbuds really waterproof? I sweat a lot during workouts.

A.Yes, the i27 earbuds are IPX7 waterproof certified, which means they resist sweat, rain, and splashes. They are built for active lifestyles, making them suitable for workouts, running, and outdoor activities. However, they are not suitable for submersion in water.

Q.Are these earbuds really waterproof? I sweat a lot during workouts.

Q.How long does the battery last, and how quickly do they charge?

A.You can enjoy up to 6 hours of playtime on a single charge, which extends to 54 hours with the 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. The LED percentage display lets you easily monitor the power status.

Q.How long does the battery last, and how quickly do they charge?

Q.Will these earbuds connect easily to my phone?

A.The i27 earbuds use Bluetooth 5.4 for effortless pairing and stable connectivity. Simply take the earbuds out of the charging case, and they will automatically power on and connect to your device. They support HSP, HFP, A2DP, and AVRCP, working seamlessly with iOS, Android, and Windows devices, offering a stable connection up to 15m (50ft) without obstacles.

Q.Will these earbuds connect easily to my phone?

Q.I don't want to have to take my phone out all the time, can I control music and calls from the earbuds?

A.Yes, you can! The i27 earbuds have smart touch controls that allow you to effortlessly manage your music and calls. You can play/pause, skip tracks, adjust volume, and activate Siri or Google Assistant with just a tap.

Q.I don't want to have to take my phone out all the time, can I control music and calls from the earbuds?

SHOPSTAFF Rating Ranking

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Driver Size	8.4 mm	Frequency Range	20 Hz to 40 k Hz
Impedance	16 Ω	Bluetooth Version	5.3
Bluetooth Codec	AAC	Battery Life	8 hours
Charging Time	90 minutes	Water Resistance	Water Resistant
Microphone	Microphone Included	Weight	0.4 Ounces g

Active Noise Cancellation (ANC) FunctionTransparency Mode FunctionMultipoint Pairing FunctionCustomizable EQ FunctionFind My Earbuds FunctionIn-Ear Detection FunctionWireless Charging Case Function

4.6Overall Rating

4.8Sound Quality (Frequency Response and Clarity)

4.7Comfort and Fit (Ergonomic Design)

4.6Battery Life and Charging Case

4.9Bluetooth Version and Connectivity

4.0Water Resistance (IPX Rating)

4.7Microphone Quality (for Calls)

4.8Manufacturer Reliability and Warranty

4.0Cost Performance

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SAMSUNG

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Impedance	25.75 Ω	Bluetooth Version	5.4
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Charging Time	90 minutes	Water Resistance	IPX7
Microphone	Yes, Noise Cancelling	Weight	- g

Active Noise Cancellation (ANC) FunctionTransparency Mode FunctionMultipoint Pairing FunctionCustomizable EQ FunctionFind My Earbuds FunctionIn-Ear Detection FunctionWireless Charging Case Function

4.5Overall Rating

4.5Sound Quality (Frequency Response and Clarity)

4.7Comfort and Fit (Ergonomic Design)

4.6Battery Life and Charging Case

4.8Bluetooth Version and Connectivity

4.5Water Resistance (IPX Rating)

4.6Microphone Quality (for Calls)

4.5Manufacturer Reliability and Warranty

4.0Cost Performance

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Wireless earbuds with spatial audio, world-class active noise cancellation, deep bass, and up to 6 hours of playtime.

Driver Size	- mm	Frequency Response	20 Hz - 20,000 Hz
Impedance	- Ω	Bluetooth Version	5.3
Bluetooth Codec	-	Battery Life	6 Hours hours
Charging Time	120 minutes	Water Resistance	Water Resistant
Microphone	Yes, Noise Cancelling	Weight	20 g

Active Noise Cancellation (ANC) FunctionTransparency Mode FunctionMultipoint Pairing FunctionCustomizable EQ FunctionFind My Earbuds FunctionIn-Ear Detection FunctionWireless Charging Case Function

4.5Overall Rating

4.5Sound Quality (Frequency Response and Clarity)

4.8Comfort and Fit (Ergonomic Design)

4.3Battery Life and Charging Case

4.9Bluetooth Version and Connectivity

4.0Water Resistance (IPX Rating)

4.6Microphone Quality (for Calls)

4.7Manufacturer Reliability and Warranty

4.0Cost Performance

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Driver Size	- mm	Frequency Response	20 Hz - 96 K Hz
Impedance	16 Ω	Bluetooth Version	5.4
Bluetooth Codec	-	Battery Life	6 hours
Charging Time	135 minutes	Water Resistance	Water Resistant
Microphone	Yes, Active Noise Cancellation	Weight	0.19 ounces g

Active Noise Cancellation (ANC) FunctionTransparency Mode FunctionMultipoint Pairing FunctionCustomizable EQ FunctionFind My Earbuds FunctionIn-Ear Detection FunctionWireless Charging Case Function

4.4Overall Rating

4.5Sound Quality (Frequency Response and Clarity)

4.7Comfort and Fit (Ergonomic Design)

4.3Battery Life and Charging Case

4.8Bluetooth Version and Connectivity

4.0Water Resistance (IPX Rating)

4.5Microphone Quality (for Calls)

4.5Manufacturer Reliability and Warranty

4.0Cost Performance

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Driver Size	13.2 mm	Frequency Response	20 to 20,000 Hz
Impedance	0.4 Ω	Bluetooth Version	5.3
Bluetooth Codec	-	Battery Life	8 hours
Charging Time	90 minutes	Water Resistance	Waterproof
Microphone	Yes	Weight	4.0 g

Active Noise Cancellation (ANC) FunctionTransparency Mode FunctionMultipoint Pairing FunctionCustomizable EQ FunctionFind My Earbuds FunctionIn-Ear Detection FunctionWireless Charging Case Function

4.2Overall Rating

4.0Sound Quality (Frequency Response and Clarity)

4.5Comfort and Fit (Ergonomic Design)

4.5Battery Life and Charging Case

4.8Bluetooth Version and Connectivity

4.5Water Resistance (IPX Rating)

4.0Microphone Quality (for Calls)

3.5Manufacturer Reliability and Warranty

4.0Cost Performance

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TRAUSI i27 Wireless Earbuds

Product Overview

Product Specifications

Size & Weight

Features

SHOPSTAFF Rating Score

Brand & Manufacturer Details

Considerations

Recommended For

Not Recommended For

Suitable For

Not Suitable For