The LiMo Foundation said that its board has “approved the four classes of devices that will initially underpin the commercial launch of  LiMo 4 devices in the market.” The body has established “indicative minimum specifications” for “flagship smartphones, mid-tier smartphones, entry-level smartphones and tablets.” It said that “the first LiMo 4 devices are expected to be brought to market during the second half of 2011 by operators across the globe.”