SAMSUNG Galaxy Buds 2 Bluetooth Headset (Graphite, True Wireless). Two microphones detect ambient noise while Active Noise Canceling blocks unwanted sound. Background noise can be reduced up to 98% to keep you fully immersed. Tune into or out of the world around you with an easily adjustable three-level ambient sound option. Galaxy Buds2 is lightweight (5g each) and keeps music snug in your ears for even the most active lifestyles. With three sizes of soft, flexible silicon tips you can find a custom fit to get the best ANC experience possible. Three microphones and a built-in voice pickup unit help you make clearer calls, while a machine-learning based solution filters unwanted sound. from deep bass to clear treble. Well-Balanced Sound. keeps you connected and comfortable all day long. Gives you up to 5 hours of play-time and 15 more with a fully charged case. your audio experience with six different equalizer settings. With Auto Switch, moving between your Galaxy devices is easier than ever.