The earbuds are slightly thicker than their predecessor, the Air Pro 3, but they remain incredibly comfortable for long listening sessions. The IPX5 rating ensures they’re sweat and water-resistant, making them ideal for workouts or outdoor use. The ambient sound modes are also well-tuned, with the Natural mode providing a realistic awareness of your surroundings. https://educationtech.online/technology/earfun-air-pro-4-review-best-budget-earbuds-2025/