Plantronics M55 Wireless and Hands-Free Bluetooth Headset - Compatible with iPhone, Android, and Other Leading Smartphones - Black - Frustration Free Packaging Take calls without pressing a buttonjust say answer DeepSleep mode extends battery readiness for up to five months Hear music, videos, driving directions, and more from your smartphone Voice commands to answer/ignore calls, music streaming, plus a power-saving mode Wireless Range:33 feet HIGH QUALITY BLUETOOTH HEADSET: Dual microphones reduce noise and wind for clear, crisp call quality while in the office or at the gym. VOICE RECOGNITION: Manage calls hands free without pressing buttons through Plantronics voice recognition technology, just say Answer or Ignore. LONG LASTING BATTERY LIFE: Battery lasts for over 11 hours of talk time and features DeepSleep power-saving mode when away from your phone. COMFORT: Three optional eartips; small, medium, and large, for the most comfortable fit in either ear. 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.