The EarFun Air Pro 4+ is a flagship noise-cancelling true wireless earbud that perfectly fuses premium acoustics with next-gen technology. Equipped with an exclusive dual-driver system featuring an ultra-light FeatherBA™ armature and a 10mm dynamic driver, it combines with the revolutionary NSAA™ (Nano Side-Fitted Acoustic Architecture) to faithfully reproduce Hi-Res certified pure original sound—delivering deep, punchy bass alongside crisp, crystalline treble.
Staying at the forefront of innovation, it features up to 50dB of intelligent adaptive hybrid active noise cancellation and introduces a groundbreaking real-time AI translation feature. The earbuds pack top-tier technologies including Bluetooth 6.0, the premium Qualcomm® Snapdragon Sound chip, Auracast™ audio broadcasting, and LDAC transmission technology. With a massive 54 hours of total battery life, fast and wireless charging support, and an IP55 water and dust resistant rating, the EarFun Air Pro 4+ opens up a new era of all-weather, limitless smart listening.
Product Features:
- Premium Hybrid Dual-Driver System: Perfectly pairing an ultra-light FeatherBA™ balanced armature with a 10mm dynamic driver to deliver deep, resonant bass and crisp, sparkling treble.
- Innovative NSAA™ Acoustic Architecture: Introducing a first-of-its-kind micro side-mounted nano-acoustic design that significantly enhances sound clarity and detail reproduction.
- Intelligent Real-Time AI Translation: Seamlessly access highly efficient and convenient AI voice translation anytime via the EarFun Audio App (requires update to specified app versions).
- Auracast™ Next-Gen Audio Sharing: Supporting the latest audio broadcasting technology to enable smooth, seamless public and private audio sharing.
- 50dB Adaptive Hybrid Active Noise Cancellation: Powered by QuietSmart™ 3.0 technology, it intelligently adjusts noise-cancelling depth to eliminate up to 50dB of ambient noise.
- Qualcomm® Bluetooth 6.0 & Lossless Audio: Equipped with the Qualcomm® QCC3091 chip and Snapdragon Sound technology to bring you ultimate aptX Lossless audio enjoyment.
- Next-Gen LE Audio & LDAC Decoding: Compatible with high-efficiency, low-power LC3 encoding and LDAC high-resolution transmission, fully certified by Hi-Res Audio.
- 6-Microphone AI Premium Call Noise Cancellation: Combining advanced AI algorithms with cVc™ 8.0 technology to effectively isolate background noise and deliver crystal-clear call quality.
- 54-Hour Long Battery Life & Dual Charging Modes: Enjoy over 12 hours of playtime on a single charge, with up to 54 hours total total. Supports both wireless charging and fast charging (10 mins charge = 3 hours playback).
- In-Ear Detection & Seamless Multi-Device Connectivity: Features built-in smart in-ear detection sensors and supports all-new multi-point connection technology for effortless device switching.
- 50ms Ultra-Low Latency Gaming Mode: Provides a sub-50ms ultra-low latency experience, ensuring perfect audio-to-video synchronization for gaming and multimedia streaming.
- Google Fast Pair & IP55 Dust and Water Resistance: Enables near-instant pairing with Android devices and comes with an IP55 protection rating to fully safeguard against sweat and dust.
Ultra-Stable Audio with Qualcomm® QCC3091 Precision
Powered by the latest Qualcomm® QCC3091 SoC, aptX Lossless, and Bluetooth® 6.0, the EarFun Air Pro 4 Plus delivers smooth, ultra-stable audio whether you’re on a call, streaming your favorite show, or fully immersed in music. Enhanced connectivity and intelligent signal processing ensure crystal-clear sound with minimal latency, making every listening moment seamless.
Smarter Communication, Powered by AI
Instantly translate conversations across languages with precision and ease.
* Note: To use the Al Translation feature with EarFun Air Pro 4+, please ensure your Earfun Audio App is updated to the latest versions 20.1.36 (Android) / 20.5.5 (ios).
Precision-Tuned Hybrid Driver System
The Air Pro 4 Plus is engineered with a precision hybrid driver system, combining the ultra-light FeatherBA™ Balanced Armature with a high-performance 10mm composite dynamic driver. This meticulously tuned setup delivers full-spectrum sound—resonant, deep bass, natural mids, and crisp, detailed treble. From intricate instrumentals to powerful vocals, every note is rendered with studio-grade accuracy and impressive clarity.
Quiet Redefined, Focus Amplified
Experience next-level quiet with EarFun Air Pro 4 Plus featuring QuietSmart™ 3.0 Adaptive Hybrid Active Noise Cancellation. Leveraging a 6-mic array and real-time processing, it adapts every 0.3 seconds³ to deliver up to 50dB of noise reduction. Its custom acoustic design suppresses midrange noise for clearer voice perception, allowing you to focus or relax in any environment effortlessly.
Hear More, Miss Nothing
Advanced algorithms amplify and clarify ambient sounds, keeping you aware of your surroundings without interrupting your music—perfect for busy streets or staying alert anytime.
Expert Tuned EarFun Tones
Over eight months and 6 rounds of refinement, 11 tones were carefully selected from 33 candidates — each chosen not just for function, but for feel. Together, they form a complete, musically coherent sound identity that brings a new level of warmth and character to the EarFun experience.
Nano Side-Fitted Acoustic Architecture (NSAA™)
The EarFun Air Pro 4 Plus uses an 11° alignment between the dynamic driver and FeatherBA™ Balanced Armature to minimize interference. This ensures clearer treble and more accurate, full-spectrum sound reproduction, delivering every note with exceptional clarity.
Hi-Res Studio Sound
Hi-Res Audio certified and supporting LDAC and SBC codecs, the EarFun Air Pro 4 Plus delivers near-lossless wireless audio with exceptional detail and depth. Whether streaming or listening offline, enjoy a wide frequency range and studio-quality clarity for every note and instrument.
AI-Powered Clear Calls
Equipped with a custom 6-mic AI Clear Call system, the EarFun Air Pro 4 Plus delivers crisp, natural voice transmission, effectively reducing wind and background noise for clear calls anywhere.
Smart In-Ear Detection
Automatically pauses playback when the earbuds are removed and resumes when worn, ensuring seamless listening and conserving battery life.
Built to Keep Up, Rain or Shine
Featuring IP55-rated dust and water resistance, the EarFun Air Pro 4 Plus is ready for any environment—whether you’re working out, jogging in light rain, or relaxing poolside. Enjoy your music worry-free, wherever the day takes you.
Endless Power for Every Beat
8 Hrs
Up to 8 hours of battery life on a single charge with noise cancellation turned-on.
12 Hrs
Up to 12 hours of battery life on a single charge with noise cancellation turned-off.
54 Hrs
of listening with multiple charges in the case, supported with USB-C charging and wireless charging.
Effortless Control, Elevated Experience
Pair, switch, share, and fine-tune your sound with ease.
Share the Sound with Auracast™
Auracast™ Broadcast Audio lets you easily share your music, podcasts, or calls with multiple nearby Auracast-enabled devices. Perfect for group listening, presentations, or collaborative experiences, keeping everyone in sync with high-quality wireless audio.
Next-Gen Gaming, Zero Lag
With ultra-responsive 50ms Game Mode, enjoy perfectly synced audio and visuals that keep you fully immersed in every game and video moment.
Easy Device Switching
Automatically connect to two devices at once and switch seamlessly between calls, music, and videos—no interruptions, just smooth listening.
Instant Setup with Google Fast Pair
Quickly connect your EarFun Air Pro 4 Plus to any compatible Android device—just open the case and tap to pair. Easy, fast, and hassle-free.
Ultimate Audio Personalization
The EarFun Audio App lets you personalize your listening experience with customizable EQ settings, firmware updates, and device management. Tailor sound profiles, monitor battery status, and unlock the full potential of your EarFun Air Pro 4 Plus anytime, anywhere.
