Portable earphone strap

The utility model discloses a portable earphone strap, including center -band and two subbands, center -band and two subbands pass through hollow rivet fixed connection and constitute integral type symmetrical structure, two interstitial holes have been beaten to center -band's intermediate position, one of them interstitial hole of center -band is connected with the extension spring through the rope and buckles the pipe, the one end swivelling joint that the pipe was detained in the extension spring has the end cap, the end cap is connected with the extension spring through the hook, the oneend of extension spring is connected with the mobile core that lives through the hook, the mobile core that lives is the T font, the direction of work mobile core's one end edge perpendicular to dabber has two handles, the extension spring is detained the both sides of pipe and has been seted up the sliding tray, another interstitial hole of center -band is connected with the connector through therope, there is thread glu