LG G Vista 2 Case, LG G Stylo Case, Tauri [Scratch Resistant] Premium Ultra Slim Thin Flexible Soft TPU Gel Skin Protective Case Cover for LG G Vista 2 / LG G Stylo - Black PAIRING TO YOUR DEVICE Long press the multifunctional button of two earphones at the same time until the led flash in blue and red alternately, then double press one of them will have a voice prompt that it is ready to pair, please turn on the Bluetoothon your cellphone and choose tws-i7 on your list, and the led flash slowly in blue when connected. (NOTE: when to pair, please pair the 2 earbuds firstly then to your Bluetooth devices).Having any questions,contact with Earfly to deal it