Here is a pair of smart headphones that plays your music, lets you make calls, and tracks your fitness activity without a phone. Vinci 2.0 supports Amazon Alexa. It acts like a smartphone and keeps you connected. You get over 15000 skills to use.
Vinci 2.0 has a quad-core processor with WiFi, 3G, and Bluetooth. It integrates with Spotify, SoundCloud, and Amazon Music. The more you use it, the more it learns to better serve you. You can order these headphones on Kickstarter.