In-Ear Headphones - Universal - Sport Bluetooth Headset (Blue) Highlights Universal Sport Bluetooth Headset (Blue) Head K98 Sports Bluetooth Headset (Blue) Product is shipped according to the color or size of the main picture of the product page. K98 Sports Bluetooth Headset (Blue) The product is shipped according to the color or size of the main product page image.Listen to songs and phone calls, support listening to songs and making calls, 2, play / pause answer / reject the sound of the song size up and down. When the Bluetooth headset is connected to the phone and turned off, the Bluetooth headset will automatically connect to the phone when turned on, which is convenient and faster.4, Smart compatibility: support all mobile phones with Bluetooth, tablet, notebook, Sing, QQ Music, Movies, etc., 95% of the universal mobile phone5, Transmission distance: 10 meters Noise reduction: DSP Intelligent Noise Cancellation Technology