Kalm. Noise Cancelling In-Ear Headset with Built in Microphone for Smartphones. Active Noise Cancelling- Creates a near noiseless environment for listening to music and taking calls on your Smartphone. Compatible with iPhone, Samsung Galaxy, Windows and Google phones. Carrying Case, AAA Battery, Airline adapter included. 3 sizes of ear buds for maximum comfort. Up to 90% Noise cancelling.