See exactly how our products differ in real‑time translation, offline support, battery life, and AI capabilities. Click any model to dive deeper—your ideal companion is just one comparison away.
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Find your ideal translation earbuds.
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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
Compare. Choose. Trust your needs.
Find your ideal translation earbuds.
Compare features and choose the one that fits you best.
Primary focus
Multi-person multilingual meetings
General multi-person interpretation
Voice pickup
Adds bone-conduction (bone voiceprint) pickup in the earbuds
Conventional microphone array with noise reduction
Meeting scale
Up to 10 X1 Meeting speaking endpoints, plus up to 50 peripheral receiving devices
Multi-person translation supported
Device flexibility
Phones, laptops, and tablets can join the meeting room
Hub + earbuds centered
Language coverage
52 languages & 106 Accents
43 languages & 96 Accents
Earbud battery
50 mAh, roughly 3 hours of continuous translation and recording
45 mAh, roughly 2.5 hours of continuous translation and recording
Meeting records
Smart Meeting Minutes with speaker identification and automatic transcription
Transcription and recording
Usage modes
Multi-person, one-on-one, media, listen & play, ask & go, tuned for meeting use
Multi-person, one-on-one, media, listen & play, ask & go
Charging time
Main Unit：Approx. 2 hours 18 minutes
Earbud：45 minutes
Main Unit：Approx. 2 hours 18 minutes
Earbud：45 minutes
Standby time
Main Unit：7 days
Earbud：Up to 3 hours continuous translation + recording
Main Unit：7 days
Earbud：Up to 2.5 hours continuous translation + recording
Battery life per charge
Main Unit：Up to 8 hours of continuous operation
Main Unit：Up to 8 hours of continuous operation
Length * width * height
156 × 156 × 58 mm
156 × 156 × 58 mm
Product dimensions
128 × 45 × 30 mm
128 × 45 × 30 mm
Product weight
199 g (including earbuds)
199 g (including earbuds)
Bluetooth connection
✅
✅
Microphone system
IPX4
IPX4
Compare. Choose. Trust your needs.
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Compare features and choose the one that fits you best.
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
Compare. Choose. Trust your needs.
Find your ideal translation earbuds.
Compare features and choose the one that fits you best.
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
W4 Pro AI 翻譯耳機
- Efficient Simultaneous Interpreting
- Phone Call & Video Translation
- Audio and Text Saved, Export AI Memo
- Support 52 Languages with 106 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
- 52 Languages 106 Accents Supported
- Intelligent System Babel OS 2.0
M3 Language Translator Earbuds
- Translation, music & calls in 1
- Unique design with magnetic charging case
- 25-hour battery life
- Support 43 online & 13 pairs offline languages
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
- 43 Languages, 96 Accents: Covering over 100 countries
- 24-Month Free Data: Global adventures, zero data worries
