About this item

• Advanced Technology Solutions & aptX Lossless Audio Transmission: The EarFun Air Pro 4 uses Qualcomm advanced chip QCC3091. Supports the latest Bluetooth standard (V5.4) and the latest audio solution "Snapdragon Sound" for high sound quality and low latency. Compatible with aptX Lossless, you can enjoy high quality music wireless playback up to 96 kHz/24 bit (about 1.1 - 1.2 Mbps) in a stable wireless communication environment. It also supports LDAC and transmits approximately 3 times the overwhelming amount of information at a bitrate of up to 990 kbps, saving music details and listening to true original sound
• Advanced Noise Cancelling / Intelligent Fit Detection: The unique noise cancelling technology has evolved to the QuietSmart 3.0. The new adaptive noise cancelling technology that fluctuates in noise reduction levels according to the ambient noise levels, providing up to 50 dB noise reduction. It also has an intelligent attachment detection function, music will automatically pause when you remove the earphone, and it will resume playing immediately once you put it on
• 6 Microphones + AI Technology for High Quality Calls / Low Delay Game Mode: Utilizes a high-performance microphone equipped on the left and right side, and is compatible with the "cVc 8.0" which eliminates noise from recorded voices. Even in noisy environments, you can get easy-to-hear voice to your communicator. When you turn on the game mode with the EarFun Audio app, you can shorten wireless audio delay up to 50ms (0.05 seconds) so you don't have to worry about the misalignment between sound and video
• (Up to 52 hours of playtime / IPX5 waterproof performance) Based on Qualcomm's latest S3 3rd generation high performance QCC3091 Bluetooth chip with extremely low power consumption, the Air Pro 4 can be used for 11 hours on a full charge, and can be used up to 52 hours with a charging box. Supports wireless charging and USB-C charging. It supports rapid charging, and can be used for 2 hours on a 10 minute charge. The earphones have IPX5 waterproof performance so you can rest assured that it will not get wet or sweat during exercise. Note: The charging box is not waterproof, please keep the charging box dry
• 【Compatible with the latest technology of LE Audio and Auracast】Supports the new generation of Bluetooth standard LE Audio and AURACAST wireless sharing listening technologies, opening new ways to connect the world. With AURACAST broadcast, you can participate in looking for a Wi-Fi network and connect your device to receive broadcast (such as boarding broadcasts, standby broadcasts) so you don't have to worry about missing a broadcast. LE Audio and AURACAST can be used after the firmware version has been updated. We continue to optimize the software! Upgrades across multiple versions may be failed with a small probability due to many software functionality updates in the early stage. Please reset the earphone and update it several times
• Multipoint Connection and Google Fast Pair: Compatible with the latest Bluetooth 5.4, the connection is faster and more stable. In addition to the multi-point function that allows you to connect two devices simultaneously, it also supports Google Fast Pair for quick and comfortable pairing with Android devices
• Note: 1. If one of the earbuds does not light up the lamp, please reset it. Please contact customer service to ensure correct reset procedures. 2. We continue to upgrade our firmware. As many firmware updates occurring in the early process, updates across multiple versions may be failed at a fraction of the cost. Please reset the earphone and try updating again and again if you fail 3. LDAC is subject to technical restrictions, so please keep the device and earphones within 3.3 ft (1 m) range to remove obstacles. You can also set the LDAC bitrate to 330kbps by the device developer option. If the clogs are still tight, use other codecs such as aptX