Product page, features, technical specifications: https://www.jabra.com/bluetooth-headsets/jabra-elite-65t

Jaybird Run Product page: https://www.jaybirdsport.com/en-us/run-true-wireless-sport-headphones.html#985-000688 Details and Specs: https://www.jaybirdsport.com/en-us/run-true-wireless-sport-headphones/run-specs.html