Apple's Beats brand is officially introducing the Powerbeats Pro 2 today, bringing significant updates to the wireless earphones aimed at active users. Among the upgrades for Powerbeats Pro 2 are Active Noise Cancellation (ANC) with Transparency mode, Personalized Spatial Audio, an H2 chip for improved power efficiency and Apple ecosystem integration, and for the first time in an Apple audio product, Heart Rate Monitoring. Subscribe to the MacRumors YouTube channel for more videos.We got an earl...