Universal bluetooth headphone Wireless headset hand-free Mic for Samsung i9300 i9500 note 2 iPhone 4 4s 5 etc Charge the bluetooth headset full until the led from red to blue. Open your phones bluetooth function.Open the bluetooth headset, press the bluetooth headset power button about 7-10s until the led stay solid blue red flash. When you press it, the led will shine blue, be out then stay blue. Don't move your hand until you get solid blue red light, then use your phones bluetooth function to search. After finding the bluetooth name, pair it with password 0000, link the phone and the bluetooth headset together. After pairing successfully, you can use the bluetooth headset to make or receive calls. This bluetooth headset can also work on PCs ,laptops with bluetooth function as a wireless headset&Micphone. This bluetooth headset can only listen to music by Original Nokia phone, other brand phone can just make and receive calls.