There is never a stupid question when you get a new phone. That's why Verizon Wireless made there Basic phone menus similar so that if you change from an LG to a Motorola to a Nokia you see a similar tabs so that you don't have to learn that phone all over again. It was one of many calls that customer care recv'd everyday.
Back to your headphone/earpiece. Well, If you use just a stereo headphone with out a mic then only music however if you find a 3.5mm headphone with a mic great with stereo sound.
I use the bluetooth s9 stereo headset. Wonderful sound quality, wireless and its cool. You can use on calls as well as music/movies also. but if you want to spend 99 dollars get it. battery life is about 5 to 6 hrs new. just make sure you ... (continues)