Plantronics Voyager Edge Wireless and Hands-Free Bluetooth Headset - Compatible with iPhone, Android, and Other Leading Smartphones - Carbon Black (Certified Refurbished) FIND MYHEADSET: The app will locate your headset through your iPhone, iPad, Android, or other smart device by sending a tone so you can hear where it is hiding. FIND MYHEADSET: The app will locate your headset through your iPhone, iPad, Android, or other smart device by sending a tone so you can hear where it is hiding. VOICE RECOGNITION: Manage calls hands free without pressing buttons through Plantronics voice recognition technology, just say Answer or Ignore. Car Charger and USB Cable Included. Does not include the charging case. This Certified Refurbished product is tested & certified to look and work like-new. The product is backed by a 90 day warranty. Troubleshooting steps: In case if the product is not working properly or facing issues with the product like cannot hear while calling or talking on the phone, please try following steps: Disconnect the headset and make sure it is off. Get a tooth brush and clean the contacts. While the headset is still off hold the volume switch, the answer button and the mute button all together for a few seconds. When the LED flashes blue the product should be fine. Please make sure the headset is in the off position when plugging it in to charge. Clean the contacts every once in awhile