Adaptive Hybrid Active Noise Canceling up to 50dB. Premium noise cancelling powered by adaptive ANC technology and QuietSmart 3.0. EarFun Air Pro 4 noise cancelling earbuds automatically detect your unique ear canal shape to achieve maximum noise-canceling performance. Qualcomm Snapdragon Sound with aptX Lossless. Featuring Qualcomm QCC3091 SoC with aptX Lossless Audio, Certified Snapdragon Sound, and Hi-Res Audio. EarFun Air Pro 4 wireless earbuds deliver robust bass, articulate midrange, and sparkling treble. Support for LDAC, LE Audio, and LC3 codecs ensures compatibility with high-fidelity sources. AI Algorithm and 6 Mics ENC. Enhanced by 6 built-in microphones, advanced AI algorithms, and Qualcomm cVc 8.0 tech, the noise canceling earbuds effectively eliminate background noise to improve vocal clarity during calls. Enjoy crystal-clear calls regardless of your surroundings. 52 Hours of Playtime and Quick Charge. Experience up to 11 hours of battery life on a