Connection Type : Bluetooth V2.1 USB 2.0Built-in Battery, USB ChargingCome with a USB cableWorking Distance: about 10 MetersSupport System : Windows 98/2000/XP/Vista, Win 7,  8Fashionable design for you, you will not miss any phone call with it.Portable behind-the-head wearing design, very

Connection Type : Bluetooth V2.1 USB 2.0Built-in Battery, USB ChargingCome with a USB cableWorking Distance: about 10 MetersSupport System : Windows 98/2000/XP/Vista, Win 7,  8Fashionable design for you, you will not miss any phone call with it.Portable behind-the-head wearing design, very convenient for Sports.Usage:Press the middle button For about 10 seconds till the red and blue light flash alternately.Turn on the bluetooth device of your cellphone, and searching the bluetooth device named LSD-5011D.Normally it will not need pairing pass word, but if it is needed, pairing pass word is 0000.Answer or reject phone call could suit for most blutooth enabled cellphone, you will not miss any calls while sportingMusic player function could only support symbian system, Volume button could only volume up or volume down, you could not choose the next song or previous by pressing the volume button. The music will be played at random.Package Included:1 x Headphone1 x USB Charge Cable