The Rezound is not the thinnest smartphone available but it is one of the most powerful. It features Gingerbread with Sense 3.5 running on top of it.
The Rezound features Beats Audio technology which provides richer music playback when combined with headphones featuring the technology. HTC includes in-ear headphones with Beats Audio with the phone.
The high quality earbuds have Beats Audio technology that provides very good playback.
The back of the phone is covered with a textured surface that provides a comfortable, secure surface for holding the handset.
The back cover is easily removed, exposing the distinctive red innards of the phone. The battery and LTE SIM is accessed handily.
The camera is f/2.2 and wide angle capable, yielding good photos for a phone. The dual flash is just to the left of the lens with the red ring.
There are some preinstalled software but not too much, which is nice.
Web browsing on the Rezound is nice due to the 1280x720 display.
The display is crisp and vivid on the Rezound.
The thinnest smartphone, Droid RAZR, and the fastest, HTC Rezound.