Here is a compact Bluetooth headset that pairs with your smartphone to help you answer calls and listen to music. Dot can pair with up to 8 devices. It has 2 microphones with active noise cancellation for crystal clear calls. It is also Siri friendly and sweat resistant, so you can use it in your car or at the gym.
Dot is available in single and stereo version. It has a 6-hour battery life. The project is currently getting funded on Kickstarter.