LOBKIN Mini Bluetooth Earbud Smallest Wireless Invisible Headphone Bluetooth Earpiece Headset with 6 Hours Play Time Car Headset with Mic for iPhone and Android Smart Phone(Black) Smallest And Secure Fit In-Ear Design Wear comfortable and ergonomic wireless earbud design ensures a comfortable listening and calling experience without ever leaving your ear 6 Hours Play Time Despite being so small, bluetooth earbud offers an impressive 6 hour playtime and 7 hour call time (at 40-50% volume) Fill your day with music, longest playtime among similar sized earbuds Clear and Crisp Sound LOBKIN earpiece pumps out big sound,ideal for listening to Audiobooks, Podcasts and Netflix, decent for music and calls, Support Stream Music/Video/Audio Stylish and One- Button Control Design ONE multifunction button for play/pause/ power on or off/pairing/ answer or reject phone call. The mini earstud is compatible with most Bluetooth enabled devices such as iPhone, iPad, Samsung, iPod, Laptop&tablets and another Smartphones LG/SONY/HTC etc Bluetooth 4.1 + EDR Technology Bluetooth headset with advanced bluetooth 4.1+ EDR technology, instantly connected to your smarphone or tablet from up to 33 feet.Connected with TWO smartphones or Tablets at the same time