Advanced AIROHA AB1562A Audio SoC and Industry-leading Bluetooth 5.2 for extended range, fewer dropouts and Low power consumption for premium wireless audio experience. Features EarFun's latest QuietSmart™ 2.0 hybrid active noise cancelling (ANC) technology, which can dynamically block out unwanted external noise up to 40dB. Whether working out, study, or traveling, EarFun Air Pro 2 helps you get your quiets back. Even on windy days, you’ll stay immersed wireless audio experience. With QuietSmart™2.0 customize anti-wind noise algorithm, EarFun Air Pro 2 will detect when its wind noise around and automatically suppresses it. When you need to hear the world around you, tap to Transparency mode, which uses external-facing microphones to mix the sounds around you for a natural listening experience. The voice pick-up microphone is calibrated only to pick up sounds from your mouth. Along with other 2 professional noise reduction mics and an improved signal-to-noise ratio, they’ll catch every word, even when there’s a lot of noise around you. Providing a stunning call experience. The 10 mm titanium-composite dynamic driver inside each earbud is what helps EarFun Air Pro 2 achieve their extraordinary sound quality. Boasting a frequency range of up to 40 kHz, they'll let you experience the soaring melodies and rich timbres of all your favourite tunes. IPX5 water and sweat resistant means you can sweat it out in the gym, horse around near the pool, joggle in the sprinkles, you name it, all with your earbuds on – Always have music to season your day without worry.