Come and see our amazing products. The latest Bluetooth provides faster pairing, stable connection and signal transmission (10m no-obstacle range). Only need to take out two earbuds or any single earbud after you open Bluetooth function, they will open and connect automatically. It can also perfectly matches tablets, laptops and Android smartphones! The bluetooth headphones Equipped the latest moving-coil Horn loudspeaker with bigger dynamic driver, it has Hi-Fi sound quality, Deep bass and 3D surround stereo, feel like you are listening the concert on the scene, providing a reality sound for you. You could charge your earbuds whenever and wherever you want. Pls confirm with us about the packing info, stock color and exact production time before placing your order.