Timekettle W4 Pro
Dedicated translation earbuds with dual-ear design allowing both speakers to wear an earbud for seamless bilingual conversation. Supports 40+ languages with offline capability.
Where to buy
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Our take
The Timekettle W4 Pro scores 75/100 and is the best dedicated translation earbuds available โ if you actually need that very specific functionality on a regular basis.
The dual-ear design is genuinely clever: you wear one earbud, hand the other to the person you're talking to, and have a seamless bilingual conversation in real time. 40+ languages, 93+ accents, offline capability for select language pairs, and no subscription required. Multiple translation modes โ Simul, Touch, Speaker, Listen โ handle everything from business meetings to street-side ordering. Performance scores a solid 82/100 for translation accuracy.
The trade-offs are significant for everyday use: these are terrible for music since they're optimized for speech, battery life drops to just 3 hours during active translation, most languages still need an internet connection, and you're buying a single-purpose device when AirPods Pro 3 and Pixel Buds Pro 2 both offer translation features alongside full audio performance.
At $279.99 against an MSRP of $349, with a lowest recorded price of $215 and "Good price" light-green momentum, this is a solid buying window. But that $215 floor suggests patience during sales events could save you another $65 or more.
Bottom line: Buy if you frequently need face-to-face translation for international business, travel, or multilingual family situations โ skip if you only translate occasionally, because your phone's Google Translate app is free.
Pros & cons
What we like
- Best dedicated translation earbuds available
- Dual-ear design for natural two-way conversation
- Offline translation for select languages
- Multiple translation modes for different scenarios
- No subscription for translation features
What could be better
- Not designed for music listening
- Limited battery life during translation
- Requires internet for most languages
- Single-purpose device compared to AirPods/Pixel Buds
Key features
Who is this for?
Best for
Frequent international travelers, business professionals in multilingual environments, and anyone who needs real-time face-to-face translation.
Not ideal for
People looking for everyday music earbuds, or those who only need occasional translation (phone apps may suffice).
How it scores
Review scores
Price history (estimated)
Specifications
| languages | 40+ languages, 93+ accents |
|---|---|
| modes | Simul Mode, Touch Mode, Speaker Mode, Listen Mode |
| battery | Up to 3 hours translation, 12 hours standby |
| offline | Yes (select languages) |
| connectivity | Bluetooth 5.0 |
| features | Dual-ear sharing, real-time bidirectional translation |
Compatibility
App required for translation features and firmware updates
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