EarFun Air Pro 4 is a high-end adaptive ANC earphone with lossless sound and Auracast support. It uses the latest Qualcomm® QCC3091 SoC with aptX™ lossless audio and Bluetooth 5.4 technology.

Hi-Res Audio and Snapdragon Sound dual certification

EarFun Air Pro 4 has Hi-Res Audio and Snapdragon Sound certifications, which guarantee exceptional sound quality and wireless audio transmission equivalent to a studio recording. The earphone uses the latest version of Qualcomm Audio Soc (system chip), QCC3091 Soc, which includes Bluetooth 5.4 and LE Audio, which provide a fast and flawless wireless experience.

10mm composite dynamic drivers

Uniquely designed premium 10mm composite diaphragm drivers provide extended high frequency range and improved sound detail. They adapt perfectly to aptX™ adaptive audio technology and LDAC codecs.

QuietSmart™ 3.0 adaptive noise cancellation

The intelligent algorithm and QuietSmart™ 3.0 technology can adapt to ambient noise up to 50 dB, automatically adjusting the amount of noise filtering to suit the environment. It can also be set manually at three levels: high, normal and low.

- Outdoor use When used outdoors, the EarFun Air Pro 4 allows you to block out the noise of background conversations and white noise caused by traffic, so you can enjoy a moment of silence and peace.
- Indoor use With EarFun Air Pro 4 earphones, you can get rid of the typing and air conditioning noises that can be heard in an office or library environment. The EarFun Air Pro 4 earphones block out these distracting sounds and enable deepened concentration to create a calm atmosphere that increases efficiency and productivity.
- During sports With the EarFun Air Pro 4 earphones, you can easily discover your music during sports without being disturbed by external noises. The noise canceling function of the EarFun Air Pro 4 earphones helps to exclude background noise, so you can fully immerse yourself in your training and do not have to pay attention to the surrounding noises.

Crystal clear call quality

EarFun Air Pro 4 features a six-microphone system, AI algorithm and cVc™ 8.0 technology to ensure noise-free and clear calls, even in the noisiest environment.

IPX5 water resistance

EarFun Air Pro 4 earphones have IPX5 water resistance, so you can safely use them in the gym, while running or even in the rain without worrying about water damage.

Long operating time and fast charging

EarFun Air Pro 4 provides up to ~52 hours of operating time including the charging case. With a single charge, it can be used for up to ~11 hours without noise filtering, or for ~7.5 hours with noise filtering. With quick charging, you can get 2 hours of playtime in just 10 minutes.

Bluetooth connection

EarFun Air Pro 4 uses the latest Bluetooth 5.4 connection, which ensures a stable and reliable connection. With the ability to connect multiple devices at the same time, you can seamlessly switch between devices.

- Bluetooth version: 5.4
- Bluetooth profiles: A2DP, AVRCP, HFP, HSP
- Bluetooth codec: aptX adaptive, AAC, LDAC, SBC
- Bluetooth frequency: 2.402GHz-2.480GHz

EarFun Audio App

With the help of the application, you can even do the following:

- Customized EQ
- Customizable touch controls
- Battery life display
- Noise filtering that can be switched on and off
- Upgradeable Firmware

Extra long battery life

The earphones start charging as soon as you put them in their place in the charging box. The charging box has a 600mAh lithium battery, so you can recharge the earphones with it up to 4-5 times.

The earphones themselves have a capacity of 2 x 54mAh, which means that they provide approximately 9-10 hours of operation on a single charge, depending on the volume and the use of noise filtering. With the help of the charging case, they can also reach 35-52 hours of operation time. Of course, the playback time depends a lot on the volume and the sound played.

In addition, the charging case can also be charged wirelessly!

Multi-function touch panel

The multifunctional touch panel is easy to use and you can issue several commands with it:

- Switch on and off by pressing the button for 4 seconds.
- Play / pause two taps (B/J)
- Receive a call with two taps on either earpiece (B/J)
- Reject call 2 seconds continuous tap on either earpiece (B/J)
- Receive and forward two calls Triple tap on either earbud (B/J)
- Previous track triple tap on the left earbud while playing music.
- Next track triple tap on the right earbud while playing music.
- Volume down single tap on the left earpiece
- Next single tap on the right earbud
- Activate voice assistant by continuously touching the right earpiece (J) for 2 seconds
- Change noise filter mode, touch continuously for 2 seconds