I'm not sure of a stock feature, but I've always used Simple Sound Profile Widget on all of my android devices. You set up sound profiles and put the widget on the homescreen and it's a simple two clicks to change between different profiles.
Losing FoxFi was the biggest disappointment for me. My parents have limited internet out in the country and I was able to provide them with unlimited internet (grandfathered in on Verizon) whenever I was around. Moving around the phone and accessing apps is noticeably quicker and smoother. I...