Focal Spark Wireless In-Ear Headphones Silver - DiscSpark Wireless is the first Bluetooth headset designed by Focal. Completing the Spark series, it naturally positions itself as a high quality, ultra nomadic headset. Spark Wireless has been designed to offer quality sound quality sound to a young, mobile and connected audience who wants to listen to music at any time with total freedom. Undoubtedly the best in ear in its class, Spark opens the door to the public that begins in dematerialized music who