Boeings mysterious smartphone — the one that was supposed to have come out by the end of 2012 — is now out of the bag. Boeing today posted a full breakdown of Black, a device aimed at defense and security customers. According to Boeings spec sheet, the Black is 5.2-inches tall, with a 4.3-inch, 540 x 960 display, and weighs 170 grams. Running it all is are dual 1.2 GHz ARM Cortex-A9 CPUs and Googles Android, which Boeing says will work just the way youd expect. The hardware itself is being assembled in the US, and can be expanded from its back panel work with biometric scanners, satellite transceivers,solar chargers, and other accessories.