EarFun Air Pro 4i Earbuds – Budget ANC Hi-Res Audio with aptX™ Lossless and LDAC

EarFun Air Pro 4i Adaptive ANC True Wireless Earbuds: Redefining Mid-Range Audio

The search for the perfect balance of high-end features, superior sound quality, and an accessible price point often leads to compromise. However, the EarFun Air Pro 4i Adaptive ANC True Wireless Earbuds redefine what’s possible in the mid-range audio market. Packed with cutting-edge technology typically reserved for flagship models, the EarFun Air Pro 4i delivers a truly immersive and feature-rich listening experience. From its advanced noise cancellation to its support for high-resolution audio codecs, these earbuds are designed for discerning listeners. At Gadget Studio BD, we are excited to offer this groundbreaking product from the innovative brand EarFun. You can explore this and other top-tier audio devices in our Earbuds category.

The core of the EarFun Air Pro 4i‘s performance is its advanced audio technology. Powered by the latest Qualcomm® QCC3091 SoC and Bluetooth 5.4, these earbuds are equipped to handle high-resolution audio. They are dual-certified for Hi-Res Audio and Snapdragon Sound, and support both aptX™ Lossless and LDAC codecs. This means you can enjoy CD-quality, bit-for-bit lossless audio on compatible devices, a feature that sets the EarFun Air Pro 4i apart from most competitors in its price range. The customized 11mm Composite Dynamic Drivers are tuned to deliver a rich, detailed, and expansive sound signature with a robust bass, clear mids, and sparkling highs.

Active Noise Cancellation (ANC) is another key strength of the Air Pro 4i. It features QuietSmart™ 3.0 Adaptive Noise Cancellation, which can reduce ambient noise by up to an impressive 50dB. This adaptive technology automatically adjusts the level of noise cancellation based on your surroundings, ensuring a peaceful listening experience whether you’re in a noisy subway or a quiet office. For crystal-clear calls, the earbuds are equipped with an enhanced 6-microphone system combined with an AI algorithm and Qualcomm cVc™ 8.0 technology, which work together to effectively isolate your voice from background noise.

The user experience is further enhanced by a suite of smart features. The EarFun Audio App allows you to personalize your sound with custom EQ settings and choose from various ANC modes. With multi-device connectivity, you can seamlessly switch between two Bluetooth devices without manually re-pairing. The earbuds also offer a low-latency gaming mode (<50ms), in-ear detection for auto-play/pause, and support for Google Fast Pair. The total playtime is exceptional, offering up to 40 hours with the charging case (up to 9.5 hours per charge with ANC off), and the case supports both fast charging (10 mins for 2 hours of playtime) and wireless charging. The IPX5 sweat and water resistance rating makes them ideal for workouts and outdoor adventures.

Key Features

• Hi-Res Audio with aptX™ Lossless & LDAC Codecs: Experience audio fidelity like never before. Powered by the latest Qualcomm® QCC3091 SoC and Bluetooth 5.4, these earbuds are dual-certified for Hi-Res Audio and Snapdragon Sound. They support both aptX™ Lossless and LDAC codecs, allowing you to enjoy CD-quality, bit-for-bit lossless audio on compatible devices—a feature that truly sets the EarFun Air Pro 4i apart from its competitors.
• QuietSmart™ 3.0 Adaptive Noise Cancellation: Block out the world with impressive efficiency. The earbuds feature QuietSmart™ 3.0 Adaptive Noise Cancellation, which can reduce ambient noise by up to an impressive 50dB. This adaptive technology automatically adjusts the level of noise cancellation based on your surroundings, ensuring a peaceful listening experience whether you’re on a noisy subway or in a quiet office.
• 11mm Composite Dynamic Drivers: Dive into rich, detailed sound. The customized 11mm Composite Dynamic Drivers are meticulously tuned to deliver a robust bass, clear mids, and sparkling highs, creating an expansive sound signature that brings your music to life.
• Crystal-Clear Calls with a 6-Mic System: Stay connected with superior call quality. The earbuds are equipped with an enhanced 6-microphone system combined with an AI algorithm and Qualcomm cVc™ 8.0 technology. This powerful combination works together to effectively isolate your voice from background noise, ensuring crystal-clear calls even in noisy environments.
• Extended Playtime & Wireless Charging: Enjoy music all day long. The EarFun Air Pro 4i offers an exceptional total playtime of up to 40 hours with the charging case and up to 9.5 hours per charge with ANC off. The case supports both fast charging (10 minutes for 2 hours of playtime) and wireless charging for added convenience.
• Seamless Connectivity & Smart Features: The user experience is enhanced by a suite of smart features. Multipoint connectivity allows you to seamlessly switch between two Bluetooth devices. A low-latency gaming mode (<50ms) ensures perfect audio-video synchronization, while in-ear detection provides auto-play/pause functionality. The earbuds also support Google Fast Pair for instant connection and are compatible with the EarFun Audio App for custom EQ settings.
• Durable & Comfortable Design: Built to withstand your lifestyle. With an IP55 sweat and water resistance rating, these earbuds are ideal for workouts and outdoor adventures. The newly developed earpieces feature a unique double structure of different hardness to prevent bass sounds from escaping and effectively block out external noise, ensuring a secure and comfortable fit.

🎧 EarFun Air Pro 4i Earbuds – Redefining Mid-Range Audio Excellence

In a market flooded with wireless earbuds, the EarFun Air Pro 4i emerges as a standout contender, offering a premium audio experience at a price that’s refreshingly accessible. Designed for audiophiles, commuters, gamers, and everyday users alike, these earbuds pack a punch with features typically reserved for flagship models. From Hi-Res Audio certification to adaptive noise cancellation, the EarFun Air Pro 4i delivers a listening experience that’s immersive, intelligent, and uncompromising.

Whether you’re streaming music, taking calls, or diving into a gaming session, the EarFun Air Pro 4i adapts to your lifestyle with precision and style. Let’s explore what makes these earbuds a game-changer in the mid-range category.

🎵 Hi-Res Audio with aptX™ Lossless & LDAC Codecs

At the core of the EarFun Air Pro 4i is its commitment to delivering studio-grade sound quality. Powered by the advanced Qualcomm® QCC3091 SoC and Bluetooth 5.4, these earbuds are dual-certified for Hi-Res Audio and Snapdragon Sound, ensuring that every note reaches your ears with stunning clarity and detail.

Support for both aptX™ Lossless and LDAC codecs means you can enjoy CD-quality, bit-for-bit lossless audio on compatible devices. This is a rare feature in the mid-range segment and sets the EarFun Air Pro 4i apart from competitors. Whether you’re listening to high-resolution FLAC files or streaming from platforms like Tidal or Apple Music, the earbuds preserve the integrity of the original recording.

The result is a soundstage that’s expansive and dynamic. Vocals are crisp, instruments are well-separated, and bass is deep without being overpowering. Audiophiles will appreciate the nuanced performance, while casual listeners will be blown away by the richness and clarity of their favorite tracks.

🔇 QuietSmart™ 3.0 Adaptive Noise Cancellation

Noise cancellation is no longer a luxury—it’s a necessity. The EarFun Air Pro 4i features QuietSmart™ 3.0 Adaptive Noise Cancellation, capable of reducing ambient noise by up to 50dB. This is among the highest in its class and ensures that you can enjoy your music or calls without interference from your surroundings.

What makes this ANC system truly intelligent is its adaptive nature. It automatically adjusts the level of noise cancellation based on your environment. Whether you’re on a noisy subway, in a bustling café, or sitting in a quiet office, the EarFun Air Pro 4i fine-tunes its performance to match your surroundings.

This feature is especially useful for frequent travelers and remote workers who need consistent audio quality in varying conditions. The transition between noise cancellation levels is seamless, and the earbuds maintain a natural sound profile without the pressure or distortion often associated with aggressive ANC systems.

🔊 11mm Composite Dynamic Drivers for Expansive Sound

The EarFun Air Pro 4i is equipped with customized 11mm Composite Dynamic Drivers, meticulously tuned to deliver a balanced and immersive sound signature. These drivers are engineered to produce robust bass, clear mids, and sparkling highs, creating a full-spectrum audio experience that brings your music to life.

Whether you’re listening to bass-heavy EDM, acoustic ballads, or cinematic soundtracks, the earbuds handle each genre with finesse. The bass is punchy yet controlled, the mids are warm and present, and the highs are crisp without being harsh. This tuning ensures that vocals remain clear and instruments retain their natural timbre.

The composite material used in the drivers enhances durability and responsiveness, allowing for precise sound reproduction even at high volumes. Combined with the Hi-Res Audio support, the EarFun Air Pro 4i delivers a listening experience that rivals much more expensive models.

📞 Crystal-Clear Calls with a 6-Mic System

Call quality is often an afterthought in wireless earbuds, but not with the EarFun Air Pro 4i. These earbuds feature an enhanced 6-microphone system, strategically placed to capture your voice with exceptional clarity. Paired with an AI-powered algorithm and Qualcomm cVc™ 8.0 technology, the system effectively isolates your voice from background noise.

Whether you’re taking a call in a noisy street or participating in a virtual meeting from a busy café, the EarFun Air Pro 4i ensures that your voice comes through loud and clear. The sidetone feature allows you to hear your own voice naturally, reducing the tendency to speak too loudly and improving overall call comfort.

This makes the earbuds ideal for professionals, students, and anyone who relies on consistent communication throughout the day. The call quality is so refined that it rivals dedicated headsets, making the EarFun Air Pro 4i a versatile choice for both work and play.

🔋 Extended Playtime & Wireless Charging for All-Day Use

Battery life is a critical factor in wireless earbuds, and the EarFun Air Pro 4i excels in this department. With up to 9.5 hours of playback per charge (ANC off) and a total of 40 hours with the charging case, these earbuds are built to keep up with your day.

Even with ANC enabled, you get a solid 7.5 hours per charge and 32 hours total, ensuring that you’re never left without music or calls. The fast charging feature provides 2 hours of playback from just a 10-minute charge, perfect for last-minute top-ups before heading out.

The charging case supports Qi wireless charging, adding another layer of convenience. Simply place the case on a compatible pad and let it power up without the hassle of cables. This feature is especially useful for users who already use wireless charging for their phones and other devices.

📱 Seamless Connectivity & Smart Features

The EarFun Air Pro 4i is designed to integrate effortlessly into your digital life. With multipoint connectivity, you can connect to two Bluetooth devices simultaneously and switch between them without missing a beat. This is perfect for users who juggle between a phone and laptop throughout the day.

The low-latency gaming mode ensures audio-video synchronization under 50ms, making these earbuds ideal for mobile gaming and video streaming. You’ll experience no lag between what you see and what you hear, enhancing immersion and responsiveness.

In-ear detection adds another layer of intelligence, automatically pausing playback when you remove an earbud and resuming when you put it back. The earbuds also support Google Fast Pair, enabling instant connection with Android devices.

For users who want even more control, the EarFun Audio App offers custom EQ settings, firmware updates, and touch control customization. This app transforms the EarFun Air Pro 4i into a truly personalized audio device.

💪 Durable & Comfortable Design for Active Lifestyles

The EarFun Air Pro 4i is built to withstand the demands of daily life. With an IP55 sweat and water resistance rating, these earbuds are perfect for workouts, outdoor adventures, and unpredictable weather. You can run, cycle, or hike without worrying about moisture damaging your gear.

The newly developed earpieces feature a double structure of varying hardness, designed to prevent bass leakage and block out external noise. This ensures a secure and comfortable fit that stays in place during movement while enhancing sound isolation.

Multiple ear tip sizes are included to accommodate different ear shapes, and the ergonomic design minimizes pressure points for extended wear. Whether you’re wearing them for a quick jog or a long flight, the EarFun Air Pro 4i remains comfortable and secure.

🧠 Intelligent Design Meets Everyday Convenience

Beyond performance, the EarFun Air Pro 4i shines in its thoughtful design. The earbuds are lightweight and compact, with a sleek matte finish that feels premium without being flashy. The charging case is pocket-friendly and durable, with a magnetic lid that ensures secure closure.

Touch controls are intuitive and responsive, allowing you to manage playback, calls, volume, and ANC settings with simple gestures. These controls can be customized via the app, giving you full control over your interaction with the earbuds.

The overall user experience is smooth and satisfying, from setup to daily use. The EarFun Air Pro 4i is designed to be a reliable companion that enhances your routine without adding complexity.

Technical Specifications

• Product Type: Adaptive ANC True Wireless Earbuds
• Model: Air Pro 4i
• Drivers: 11mm Composite Dynamic Drivers
• Bluetooth Version: 5.4
• Bluetooth Codecs: aptX™ Lossless, LDAC, SBC, AAC
• ANC Technology: QuietSmart™ 3.0 Adaptive ANC (up to 50dB noise reduction)
• Microphone: 6-mic system with AI & cVc™ 8.0
• Frequency Response: 20Hz – 40kHz
• Playtime (Earbuds): Up to 9.5 hours (ANC off)
• Total Playtime: Up to 40 hours with charging case
• Charging Time: 1 hour (earbuds), 2 hours (case via USB-C), 3.5 hours (case via wireless charger)
• Water Resistance: IP55
• Features: Multipoint Connectivity, Low Latency Mode, Wireless Charging, In-ear Detection, Google Fast Pair, EarFun Audio App
• Dimensions: 62.4 x 46.6 x 29.2 mm
• Weight: 56g (earbuds + case)

The EarFun Air Pro 4i is a breakthrough in the mid-range TWS category, combining flagship-grade sound, adaptive ANC, and long-lasting battery life in one sleek package. Powered by the Qualcomm® QCC3091 SoC with Bluetooth 5.4, it supports aptX™ Lossless, LDAC, SBC, and AAC codecs, making it Hi-Res Audio and Snapdragon Sound certified for crystal-clear playback.

The 11mm composite dynamic drivers deliver powerful bass, rich mids, and crisp highs, while the QuietSmart™ 3.0 Adaptive ANC reduces noise up to 50dB—perfect for travel, work, or relaxation. Calls are equally impressive thanks to the 6-mic system with AI ENC and Qualcomm® cVc™ 8.0, ensuring clear voice pickup in noisy environments.

Smart features include multi-device connectivity, low-latency game mode (<50ms), Google Fast Pair, and in-ear detection. With the EarFun Audio App, you can customize EQ and ANC settings to match your preferences.

Battery life is exceptional: up to 9.5 hours per charge (ANC off) and 40 hours with the case, plus fast charging (2 hours in 10 minutes) and wireless charging support. With IPX5 water resistance, the EarFun Air Pro 4i is built for workouts, commutes, and outdoor adventures.

Available now at Gadget Studio BD, the EarFun Air Pro 4i offers the perfect balance of premium features and affordability, making it one of the best earbuds in Bangladesh.

🏁 Final Verdict: Why EarFun Air Pro 4i Is a Must-Have

The EarFun Air Pro 4i Earbuds are a masterclass in balancing performance, features, and value. With Hi-Res Audio certification, aptX™ Lossless and LDAC support, adaptive noise cancellation, and crystal-clear call quality, these earbuds deliver a premium experience that rivals top-tier models.

Add to that 40-hour battery life, wireless charging, multipoint connectivity, and IP55 durability, and you have a product that’s ready for anything. Whether you’re an audiophile, a gamer, a remote worker, or a fitness enthusiast, the EarFun Air Pro 4i adapts to your needs and elevates your audio experience.

FAQs

1. What is the EarFun Air Pro 4i?
   The EarFun Air Pro 4i is an adaptive ANC true wireless earbud with Hi-Res Audio, aptX Lossless, LDAC, and Snapdragon Sound certification.

2. Does EarFun Air Pro 4i support aptX Lossless?
   Yes, the EarFun Air Pro 4i supports aptX™ Lossless, LDAC, SBC, and AAC codecs for high-resolution, CD-quality playback.

3. How effective is the noise cancellation on the EarFun Air Pro 4i?
   It uses QuietSmart™ 3.0 Adaptive ANC that reduces ambient noise by up to 50dB, automatically adjusting to your environment.

4. What is the battery life of EarFun Air Pro 4i?
   The earbuds last up to 9.5 hours per charge (ANC off) and provide a total of 40 hours with the charging case.

5. Is EarFun Air Pro 4i good for gaming?
   Yes, it has a low-latency mode under 50ms, ensuring smooth audio-video synchronization for mobile gaming.

6. Does EarFun Air Pro 4i support wireless charging?
   Yes, the charging case supports USB-C wired charging and Qi wireless charging.

7. Is EarFun Air Pro 4i water-resistant?
   Yes, the earbuds have an IPX5 water resistance rating, making them sweatproof and splash-resistant.

8. Can I connect EarFun Air Pro 4i to two devices at once?
   Yes, it supports multipoint connectivity, allowing seamless switching between two devices.

9. How many microphones does EarFun Air Pro 4i have?
   It features a 6-microphone system with AI ENC and Qualcomm cVc 8.0 for crystal-clear calls.

10. Does EarFun Air Pro 4i support Google Fast Pair?
    Yes, it supports Google Fast Pair for quick and seamless Bluetooth connections.

11. Is EarFun Air Pro 4i compatible with the EarFun App?
    Yes, you can personalize sound with EQ settings, ANC modes, and more using the EarFun Audio App.

12. Where can I buy EarFun Air Pro 4i in Bangladesh?
    You can purchase the EarFun Air Pro 4i from Gadget Studio BD, the trusted gadget shop in Bangladesh.

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