Cellphone sales were down 13 percent in Q2, but those that were sold were more feature-rich than the devices sold a year ago, according to a new report from the NPD Group. Handsets with Qwerty keyboards saw the greatest increase – jumping to 28 percent, up from 12 percent of all cellphones sold a year ago. Smartphone sales comprised 19 percent of all mobile phone sales in the quarter, marking a 9 percent increase from the same period last year. Bluetooth-enabled phones jumped from 69 percent to 81 percent and music-enabled phones climbed from 45 percent to 65 percent, the report concluded. (Release).