Earfun has launched the Air Pro 4, its latest noise-canceling wireless earbuds, offering a unique combination of affordability and advanced audio features. The earbuds support various hi-res audio codecs, including LDAC, aptX Adaptive, and aptX Lossless, making them the first sub-$100 earbuds to offer such versatility. They also feature Auracast support, LE Audio, and a longer battery life than their predecessors. The Air Pro 4 are set to be available on August 5th.