HTC Duo Camera explained: What is it and what will it do? - photo 1HTC Duo Camera explained: What is it and what will it do? - photo 2HTC Duo Camera explained: What is it and what will it do? - photo 3HTC Duo Camera explained: What is it and what will it do? - photo 4HTC Duo Camera explained: What is it and what will it do? - photo 5HTC Duo Camera explained: What is it and what will it do? - photo 6HTC Duo Camera explained: What is it and what will it do? - photo 7HTC Duo Camera explained: What is it and what will it do? - photo 8