The headset uses bone conduction. Activate Bluetooth on your phone and Charge using the micro USB cable provided. The pads rest in front of your ears, not in them. select Zygote from the list of devices. A solid orange light on both units indicates that they're charging The orange light goes off when they reach a full charge. if the headset’s fight does not come on, reposition The headset Is not adjustable. it slightly to ensure proper contact with the pins.