Samsung has a pair of new devices for Sprint. We took a look at the Rant and its side-sliding QWERTY a few weeks back, and today we’ll take a look at their multimedia oriented Highnote. The dual-slider replaces the two sided UpStage in Sprint’s lineup and comes in both red and blue flavors. When slid up it reveals a fairly standard keypad, with a dedicated Driving Mode button, and sliding down lets loose the stereo speakers. As with any good music phone it comes with a 3.5mm headset jack and...