MultiMedia Intelligence sees a rise of new class of mobile devices -- those that are application-centric and also contain voice functionality. The devices come with Internet browsers, music players, various messaging capabilities (text and e-mail), and they're capable of making voice calls. Over the past year, major phone makers including Nokia, Motorola, Samsung, HTC, Sony Ericsson, and several others have been launching these devices on a monthly, and often weekly, basis.