#49ers #NFL #NEvsSF Listen in as 49ers quarterback Brock Purdy was wired for sound during San Francisco’s Week 4 matchup against the New England Patriots, powered by @CiscoSystems . Subscribe to the San Francisco 49ers YT Channel: bit.ly/2E2VgFJ For more 49ers videos: bit.ly/2U9wau9 For more 49ers action: 49ers.com Like us on Facebook: facebook.com/SANFRANCISCO49ERS Follow us on Twitter: twitter.com/49ers Follow us on Instagram: instagram.com/49ers Get the App: itunes.apple.com/app/id395859078?mt=8