Timekettle unveils the W4 Plus AI Interpreter Earbuds at IFA 2026, upgrading the W4 platform with Babel OS 3.0, an AI refinement layer, and expanded multilingual capabilities for online and offline translation.

The device supports online translation in 52 languages across 106 accents and 13 offline language pairs, with a three-part voice pickup system and enhanced VoiceFocus for clearer speech in noisy or quiet environments.

W4 Plus introduces AI-powered features such as live conversation summaries and AI-powered memory to manage longer multilingual discussions, plus AI Specialised Translation with industry profiles to improve term accuracy.

At IFA 2026, Timekettle will showcase the W4 Plus at booth 164 in Hall 3.2.

The W4 Plus builds on the original W4 introduced at IFA 2025, expanding bone-voiceprint sensing and context-aware translation in a semi-in-ear design.

Pricing and availability: the W4 Plus debuts on September 6, 2026 in Space Black, Midnight Blue, and Sandy Gold, with two configurations—Full-Feature at $379 with lifetime access, and Subscription at $299 upfront with optional unlimited plan for $14.99/month; orders via Amazon and Timekettle’s website.

Color options are Space Black, Midnight Blue, and Sandy Gold.

A three-part voice pickup system combines bone-conduction sensing, dual microphones, and an enhanced VoiceFocus for superior noise reduction.

AI Live Summary can generate concise summaries of conversations and maintain context over long discussions with consistent terminology.

The product targets multimedia translation, including calls, lectures, and streaming video subtitles, with AI-assisted live transcripts and maintained terminology consistency.

Four translation modes—One-on-One Translation, Listen & Play, Voice Call Translation, and Multi-Media Translation—cover in-person chats, calls, conferences, and video content.

New contextual intelligence tools include AI Specialized Translation with five industry profiles, AI Conversation Memory, AI Live Summary, and AI Lab features like Personal Glossary and AI Speaking Coach for English, Chinese, and Spanish.