Made with Business in Mind, Your Business, The Tribit FlyBuds C1 Pro. [Hybrid Active Noise Cancellation] In noisy scenarios such as airplanes, subways and cafes, the earbuds's outward microphone detects external sound, and the inward microphone listens in the ear canal, picking up internal sound to produce anti-noise. It significantly reduces ambient noise by 90%, allowing you to immerse yourself in your world without distraction. [Personal Sound by Audiodo] It's time to hear the treble, the midrange, the bass, and the every details in between. With the Tribit app, Audiodo Personal Sound takes a precise and comprehensive look at your hearing, calculates the changes that need to be made, and gives you the most optimal sound. Listen to what you've been missing. [Transparency Mode] You can clearly hear the airline or subway announcements and messages around you without taking off your headphones, maintaining your awareness of your surroundings. Pay attention to choosing the right ear caps to enhance your experience, we give you 5 pairs of ear tips in different sizes to choose from. [AI Intelligent Call Noise Reduction & 6mic] Equipped with a 6mic matrix and AI intelligent algorithm to pick up noise , the bluetooth earphones attenuates ambient noise during calls, allowing the other party to hear you clearly in any noisy environment.