The Plantronics Explorer 55 Bluetooth headset reduces background noise, connects to two smartphones, streams your music and GPS directions, and activates Siri, Google Now or Cortana at the touch of a button. Enjoy your mobile calls and hear streaming music and GPS directions without holding your phone or getting tangled in wired earbuds. The lightweight Plantronics Explorer 50 Bluetooth® headset fits comfortably and is easy to set up, connecting to two smartphones so you can answer calls from either one. It even tells you when it’s time to recharge.