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Noise Cancellation Technology
Bone-voiceprint + Vector Noise Cancellation
Vector Noise Cancellation
Real - time Simultaneous Interpretation
✅
✅
Music Listening / Call Answering
✅
❌
Translation Mode
Listen and Speak Mode
- Listening Translation Mode
- Speaker Translation Mode
- Touch Mode
Earbuds Battery Life
4h Translation / 6h Music Playback
3h
Earbuds + Charging Case Battery Life
10h Translation / 18h Music Playback
12h
Wearing Style
Semi-in-ear
Semi-in-ear
Time to Market
2025
2021
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Features
First Bone-Conduction AI Interpreter Earbuds, Dual-Mixed Voice Pickup
First Open-Ear Design Interpreting Earbuds, Phone Call & Video Translation Available
Real-time Simultaneous Interpretation
✅
✅
Audio-Video Translation
❌
✅
Call Translation Between Two Devices
❌
✅
Other Translation Mode (Except above 3 modes)
Listen & Speak Mode
Listen & Speak Mode
Noise Cancellation Technology
Bone-voiceprint + Vector Noise Cancellation
Vector Noise Cancellation
Need the Timekettle APP
✅
✅
Networking Method
Mobile Network / Offline
Mobile Network / Offline
Music Listening / Call Answering
✅
✅
Earbuds Battery Life
4h Translation / 6h Music Playback
6h Translation / 12h Music Playback
Earbuds + Charging Case Battery Life
10h Translation / 18h Music Playback
20h Translation / 36h Music Playback
Wearing Style
Semi-in-ear
Open-ear
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2-way Simultaneous Interpreting
✅
✅
Application
Timekettle App
None, Stand-alone device
Simultaneous Translation
For One-on-One
20 People in 5 Languages
Voice Call
✅
✅
Music Playing
✅
❌
Simul Mode
2-way
Multi-way
Phone Calling
✅
❌
Media Translation
✅
✅
Fit
Open Ear
Half in-ear
Environment Noise Cancellation
VNC
VNC
Mics
Triple
Dual
Charging Time
1.5H
2H
Translation Period / Single Charge
6H
8H
Full Charging for Earbud
1H
45Min
Music Period
12H
❌
Time to Market
2024.09
2024.01
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2-way Simultaneous Interpreting
✅
（For One-on-One）
✅
Voice Call
✅
❌
Music Playing
✅
❌
Phone Calling
✅
❌
Media Translation
✅
❌
Fit
Open Ear
Half in-ear
ENC for Phone Call
✅
❌
Environment Noise Cancellation
VNC
VNC
Mics
Triple
Dual
Charging Time
1.5H
1.5H
Translation Period / Single Charge
6H
3H
Full Charging for Earbud
1H
1H
Music Period
12H
❌
Time to Market
2024
2021
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Occasions
Deep and long communications with friends or business partners
Short conversations abroad and entertainment functions
How many persons can use earbuds at the same time？
6
2
Simultaneous Two-way Interpretation
✅
❌
Simultaneous One-way Interpretation
✅
(up to 6 persons)
✅
Speaker Mode
✅
✅
Music Playing
❌
✅
Phone Calling
❌
✅
Translation Controls
Hands Free
Touch Required
Price
$299.99
$119.99
Mic Quantities
Dual Mics
Dual Mics
Voice Pick-up Algorithm
Vector Noise Cancellation
Beamforming
Smart Sentence Segmentation
RNNVAD（Recurrent Neural Network Voice Activity Detection）
RNNVAD（Recurrent Neural Network Voice Activity Detection）
Charging Time
1.5h
1.5h
Continuous Translation Time
3h
7.5h
Battery Life with Charging Case
12h
25h
Fit
Half in-ear
In-ear
Voice Activity Detection
❌
✅
Active Noise Cancellation
❌
✅
Time to Market
2021
2022
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One-Click Translation
✅
✅
Photo Translation
✅
✅
Offline Translation
✅
(31 sets of offline translation pairs)
✅
(13 sets of offline translation pairs)
Delay in Translation Voice Playback
0.2s
> 2s
Offline Translation Delay
0.2s
> 2s
Offline Translation Accuracy Rate
90%
70%
Built - in AI Edge Model
✅
❌
Translation Modes
One-click Translation, Ask for Directions Assistant, Chat Translation，Listening mode
One-click Translation, Ask for Directions Assistant, Chat Translation，Listening mode
Multifunctional Modes
World Clock, Real - time Exchange Rate, Voice Memo
World Clock, Real - time Exchange Rate, Voice Memo
Running Memory
4G
1G
Storage Space
32G
8G
Speakers
Dual speakers
Dual speakers
Microphones
Dual microphones
Dual microphones
System Languages
10 Languages: English, Spanish, Chinese, Japanese, German, French, Korean, Russian, Thai, Simplified Chinese
10 Languages: English, Spanish, Chinese, Japanese, German, French, Korean, Russian, Thai, Simplified Chinese
Charging Time
1 hour
1 - 5 hours
Continuous Usage Time
3 - 4 hours
3 - 4 hours
Standby Time
7 days
7 days
W4 Écouteurs Pro AI Interpreter
- Efficient Simultaneous Interpreting
- Phone Call & Video Translation
- Audio and Text Saved, Export AI Memo
- Support 42 Languages with 95 Accents
- 13 Pairs Offline Languages
W4 AI Interpreter Earbuds
- Bone-Voiceprint Sensor for Voice Capture
- Up to 98% Translation Accuracy
- 0.2s Respond, Translation in Seconds
- Self-Correcting Translation
- 42 Languages 95 Accents Supported
- Intelligent System Babel OS 2.0
X1 Centre d'interprétation IA
- App-free Standalone Translator Earbuds
- Mode: Group Meeting Translation, Simul Translation, Voice Call Translation, Presentation Mode...
- Multi-Way Interpretation: 5 Languages for 20 People
- Support 42 Languages with 95 Accents
NEW T1 Handheld Translator Device
- Powered by AI Edge-Model: Non-stop offline translation, network-free
- 31+ Offline Language Packs: AI-driven, instant internet switching
- 42 Languages, 95 Accents: Covering over 100 countries
- 24-Month Free Data: Global adventures, zero data worries
WT2 Edge/W3 Real-time Translator Earbuds
- 2-way simultaneous translation
- 100% hands-free
- Support up to 6-person bilingual translation
- Support 42 online & 13 pairs offline languages
M3 Language Translator Earbuds
- Translation, music & calls in 1
- Unique design with magnetic charging case
- 25-hour battery life
- Support 42 online & 13 pairs offline languages
T1 Mini Handheld Translator Device
- 1-year free global data
- 40 languages for voice translation
- 40 languages for photo translation
- 13 pairs of offline languages
