Come and see our amazing products. It is more convenient to control by wire. This headset is equipped with a microphone. The button once means to pause or hang up the phone, the button twice means to switch to the next song, and the button three times means to switch to the previous song. Suitable for most mobile phones.Customized logo is available. Pls confirm with us about the packing info, stock color and exact production time before placing your order.