Plantronics BackBeat Go 2 Wireless Earbud Headphones w/ Controls & Charging Case (Certified Refurbished) This Certified Refurbished product is tested & certified by Plantronics to look and work like-new. The product includes all original accessories, and is backed by a 90 Day warranty Bluetooth technology lets you connect to your smartphone or tablet for music, movies, and calls as well as are built to seal in the crisp highs, natural mid-tones, and rich bass so you hear every nuance Inline controls make it easy to take calls, skip tracks, adjust volume, and activate Siri, Google Now, or Cortana voice-controlled smartphone assistants. Plantronics Battery Meter widget enables a headset battery meter on Android 3.0 tablets, and Android 4.0 phones and tablets. The P2i military-grade nano-coating protects the earbuds against sweat, moisture and spills and three sizes of cushioned eartips and stabilizers make the fit custom and comfortable for active use and all day wearing.