Nokia (NOK +2.7%) officially unveils the Lumia 928. It has a 4.5," 1280x768, OLED display (many high-end Android phones are now at 1080p), a 1.5GHz. dual-core Qualcomm (NASDAQ:QCOM) Snapdragon processor, an 8.7MP camera with optical image stabilization and a xenon flash, and high-amp mics for audio recording. The specs are generally in-line with those mentioned in rumors. Verizon will start selling the 928 on May 16 for a subsidized $100 (with a rebate). Separately, Nokia announces the Lumia 620 (3.8" display) will be sold by AT&T's new Aio Wireless prepaid brand.