Get this Nokia Luna Bluetooth Headset for $19.99 plus free shipping at the Microsoft Store. This is the lowest price we found by $20 and a low price for a brand name Bluetooth headset. Though made by Nokia, it will pair with any Bluetooth-enabled phone and can be paired with up to two devices at once (eg. a home phone and mobile phone). It comes with a charging base station and it's available in five colors: black, white, blue, magenta and green. Sales tax is charged in most states.