The Twins Elite have everything you need and more. Enjoy the best possible noise cancelling and personalise sound to your specific hearing. Connect 2 devices to your earbuds at the same time, make crystal-clear phone calls and enjoy up to 29 hours of playtime. Both earbuds of the Twins Elite have 3 microphones; 2 to take care of Active Noise Cancelling (ANC) and 1 to enable Environmental Noise Cancelling (ENC). The beamforming ENC microphones reduce surrounding sounds to ensure noise-free phone calls and deliver crystal-clear sound to the person you're calling. The Twins Elite are IPX4 splash waterproof and resistant to (splash) water like rain and sweat. Use them during a work out, a day at the beach or while can't escaping the rain.